Home / 56,823.84-78,426.14-34,185.71

Finding the Fourth Proportional to 56,823.84, 78,426.14 and 34,185.71

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Solution

The fourth proportional to 56,823.84, 78,426.14 and 34,185.71 is: 47,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823.84 : 78,426.14 = 34,185.71 : x
  2. Step 2: Convert to fraction form
    56,823.84/78,426.14 = 34,185.71/x
  3. Step 3: Cross multiply
    56,823.84x = 78,426.14 × 34,185.71
  4. Step 4: Simplify right side
    56,823.84x = 2,681,053,009.50
  5. Step 5: Solve for x
    x = 2,681,053,009.50/56,823.84
  6. Step 6: Final answer
    x = 47,181.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.