Home / 83,342.38-115,013.29-45,617.44

Finding the Fourth Proportional to 83,342.38, 115,013.29 and 45,617.44

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Solution

The fourth proportional to 83,342.38, 115,013.29 and 45,617.44 is: 62,952.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,342.38 : 115,013.29 = 45,617.44 : x
  2. Step 2: Convert to fraction form
    83,342.38/115,013.29 = 45,617.44/x
  3. Step 3: Cross multiply
    83,342.38x = 115,013.29 × 45,617.44
  4. Step 4: Simplify right side
    83,342.38x = 5,246,611,280.71
  5. Step 5: Solve for x
    x = 5,246,611,280.71/83,342.38
  6. Step 6: Final answer
    x = 62,952.51

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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.