Home / 62,984.10-86,920.14-34,304.88

Finding the Fourth Proportional to 62,984.10, 86,920.14 and 34,304.88

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Solution

The fourth proportional to 62,984.10, 86,920.14 and 34,304.88 is: 47,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,984.10 : 86,920.14 = 34,304.88 : x
  2. Step 2: Convert to fraction form
    62,984.10/86,920.14 = 34,304.88/x
  3. Step 3: Cross multiply
    62,984.10x = 86,920.14 × 34,304.88
  4. Step 4: Simplify right side
    62,984.10x = 2,981,784,972.28
  5. Step 5: Solve for x
    x = 2,981,784,972.28/62,984.10
  6. Step 6: Final answer
    x = 47,341.87

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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.