Home / 99,258.08-148,902.24-61,787.84

Finding the Fourth Proportional to 99,258.08, 148,902.24 and 61,787.84

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Solution

The fourth proportional to 99,258.08, 148,902.24 and 61,787.84 is: 92,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,258.08 : 148,902.24 = 61,787.84 : x
  2. Step 2: Convert to fraction form
    99,258.08/148,902.24 = 61,787.84/x
  3. Step 3: Cross multiply
    99,258.08x = 148,902.24 × 61,787.84
  4. Step 4: Simplify right side
    99,258.08x = 9,200,347,780.76
  5. Step 5: Solve for x
    x = 9,200,347,780.76/99,258.08
  6. Step 6: Final answer
    x = 92,691.17

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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.