Home / 108,424.17-149,624.29-60,677.86

Finding the Fourth Proportional to 108,424.17, 149,624.29 and 60,677.86

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Solution

The fourth proportional to 108,424.17, 149,624.29 and 60,677.86 is: 83,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,424.17 : 149,624.29 = 60,677.86 : x
  2. Step 2: Convert to fraction form
    108,424.17/149,624.29 = 60,677.86/x
  3. Step 3: Cross multiply
    108,424.17x = 149,624.29 × 60,677.86
  4. Step 4: Simplify right side
    108,424.17x = 9,078,881,532.90
  5. Step 5: Solve for x
    x = 9,078,881,532.90/108,424.17
  6. Step 6: Final answer
    x = 83,734.85

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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.