Home / 82,500.10-123,750.15-59,344.90

Finding the Fourth Proportional to 82,500.10, 123,750.15 and 59,344.90

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Solution

The fourth proportional to 82,500.10, 123,750.15 and 59,344.90 is: 89,017.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,500.10 : 123,750.15 = 59,344.90 : x
  2. Step 2: Convert to fraction form
    82,500.10/123,750.15 = 59,344.90/x
  3. Step 3: Cross multiply
    82,500.10x = 123,750.15 × 59,344.90
  4. Step 4: Simplify right side
    82,500.10x = 7,343,940,276.74
  5. Step 5: Solve for x
    x = 7,343,940,276.74/82,500.10
  6. Step 6: Final answer
    x = 89,017.35

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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.