Home / 56,136.97-84,205.86-38,553.49

Finding the Fourth Proportional to 56,136.97, 84,205.86 and 38,553.49

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Solution

The fourth proportional to 56,136.97, 84,205.86 and 38,553.49 is: 57,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.97 : 84,205.86 = 38,553.49 : x
  2. Step 2: Convert to fraction form
    56,136.97/84,205.86 = 38,553.49/x
  3. Step 3: Cross multiply
    56,136.97x = 84,205.86 × 38,553.49
  4. Step 4: Simplify right side
    56,136.97x = 3,246,429,781.45
  5. Step 5: Solve for x
    x = 3,246,429,781.45/56,136.97
  6. Step 6: Final answer
    x = 57,830.51

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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.