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Finding the Fourth Proportional to 99,044.92, 148,564.71 and 27,972.44

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Solution

The fourth proportional to 99,044.92, 148,564.71 and 27,972.44 is: 41,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,044.92 : 148,564.71 = 27,972.44 : x
  2. Step 2: Convert to fraction form
    99,044.92/148,564.71 = 27,972.44/x
  3. Step 3: Cross multiply
    99,044.92x = 148,564.71 × 27,972.44
  4. Step 4: Simplify right side
    99,044.92x = 4,155,717,250.89
  5. Step 5: Solve for x
    x = 4,155,717,250.89/99,044.92
  6. Step 6: Final answer
    x = 41,957.90

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1.5x scale

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.