Home / 51,215.84-76,823.77-16,158.23

Finding the Fourth Proportional to 51,215.84, 76,823.77 and 16,158.23

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Solution

The fourth proportional to 51,215.84, 76,823.77 and 16,158.23 is: 24,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215.84 : 76,823.77 = 16,158.23 : x
  2. Step 2: Convert to fraction form
    51,215.84/76,823.77 = 16,158.23/x
  3. Step 3: Cross multiply
    51,215.84x = 76,823.77 × 16,158.23
  4. Step 4: Simplify right side
    51,215.84x = 1,241,336,425.69
  5. Step 5: Solve for x
    x = 1,241,336,425.69/51,215.84
  6. Step 6: Final answer
    x = 24,237.35

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Half scale
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Double scale
Find fourth proportional to 51,216.84, 76,825.27 and 16,159.23
Similar ratio
Find fourth proportional to 76,823.77, 115,235.65 and 24,237.35
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.