Home / 154,906.92-232,384.68-66,160.89

Finding the Fourth Proportional to 154,906.92, 232,384.68 and 66,160.89

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Solution

The fourth proportional to 154,906.92, 232,384.68 and 66,160.89 is: 99,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,906.92 : 232,384.68 = 66,160.89 : x
  2. Step 2: Convert to fraction form
    154,906.92/232,384.68 = 66,160.89/x
  3. Step 3: Cross multiply
    154,906.92x = 232,384.68 × 66,160.89
  4. Step 4: Simplify right side
    154,906.92x = 15,374,777,251.17
  5. Step 5: Solve for x
    x = 15,374,777,251.17/154,906.92
  6. Step 6: Final answer
    x = 99,251.71

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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.