Home / 108,616.14-149,894.55-60,869.07

Finding the Fourth Proportional to 108,616.14, 149,894.55 and 60,869.07

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Solution

The fourth proportional to 108,616.14, 149,894.55 and 60,869.07 is: 84,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,616.14 : 149,894.55 = 60,869.07 : x
  2. Step 2: Convert to fraction form
    108,616.14/149,894.55 = 60,869.07/x
  3. Step 3: Cross multiply
    108,616.14x = 149,894.55 × 60,869.07
  4. Step 4: Simplify right side
    108,616.14x = 9,123,941,856.57
  5. Step 5: Solve for x
    x = 9,123,941,856.57/108,616.14
  6. Step 6: Final answer
    x = 84,001.71

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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.