Home / 82,545.56-123,839.28-38,204.24

Finding the Fourth Proportional to 82,545.56, 123,839.28 and 38,204.24

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Solution

The fourth proportional to 82,545.56, 123,839.28 and 38,204.24 is: 57,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,545.56 : 123,839.28 = 38,204.24 : x
  2. Step 2: Convert to fraction form
    82,545.56/123,839.28 = 38,204.24/x
  3. Step 3: Cross multiply
    82,545.56x = 123,839.28 × 38,204.24
  4. Step 4: Simplify right side
    82,545.56x = 4,731,185,574.55
  5. Step 5: Solve for x
    x = 4,731,185,574.55/82,545.56
  6. Step 6: Final answer
    x = 57,316.05

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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.