Home / 62,718.18-86,551.42-34,423.90

Finding the Fourth Proportional to 62,718.18, 86,551.42 and 34,423.90

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Solution

The fourth proportional to 62,718.18, 86,551.42 and 34,423.90 is: 47,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,718.18 : 86,551.42 = 34,423.90 : x
  2. Step 2: Convert to fraction form
    62,718.18/86,551.42 = 34,423.90/x
  3. Step 3: Cross multiply
    62,718.18x = 86,551.42 × 34,423.90
  4. Step 4: Simplify right side
    62,718.18x = 2,979,437,426.94
  5. Step 5: Solve for x
    x = 2,979,437,426.94/62,718.18
  6. Step 6: Final answer
    x = 47,505.16

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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.