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Finding the Fourth Proportional to 101,787.44, 152,695.02 and 35,209.70

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Solution

The fourth proportional to 101,787.44, 152,695.02 and 35,209.70 is: 52,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,787.44 : 152,695.02 = 35,209.70 : x
  2. Step 2: Convert to fraction form
    101,787.44/152,695.02 = 35,209.70/x
  3. Step 3: Cross multiply
    101,787.44x = 152,695.02 × 35,209.70
  4. Step 4: Simplify right side
    101,787.44x = 5,376,345,845.69
  5. Step 5: Solve for x
    x = 5,376,345,845.69/101,787.44
  6. Step 6: Final answer
    x = 52,819.34

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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.