Home / 108,112.16-149,187.68-60,369.92

Finding the Fourth Proportional to 108,112.16, 149,187.68 and 60,369.92

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Solution

The fourth proportional to 108,112.16, 149,187.68 and 60,369.92 is: 83,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,112.16 : 149,187.68 = 60,369.92 : x
  2. Step 2: Convert to fraction form
    108,112.16/149,187.68 = 60,369.92/x
  3. Step 3: Cross multiply
    108,112.16x = 149,187.68 × 60,369.92
  4. Step 4: Simplify right side
    108,112.16x = 9,006,448,306.59
  5. Step 5: Solve for x
    x = 9,006,448,306.59/108,112.16
  6. Step 6: Final answer
    x = 83,306.52

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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.