Home / 51,823.80-77,747-16,762.92

Finding the Fourth Proportional to 51,823.80, 77,747 and 16,762.92

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Solution

The fourth proportional to 51,823.80, 77,747 and 16,762.92 is: 25,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,823.80 : 77,747 = 16,762.92 : x
  2. Step 2: Convert to fraction form
    51,823.80/77,747 = 16,762.92/x
  3. Step 3: Cross multiply
    51,823.80x = 77,747 × 16,762.92
  4. Step 4: Simplify right side
    51,823.80x = 1,303,266,741.24
  5. Step 5: Solve for x
    x = 1,303,266,741.24/51,823.80
  6. Step 6: Final answer
    x = 25,148.04

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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.