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Finding the Fourth Proportional to 99,117.92, 148,692.37 and 32,542.91

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Solution

The fourth proportional to 99,117.92, 148,692.37 and 32,542.91 is: 48,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,117.92 : 148,692.37 = 32,542.91 : x
  2. Step 2: Convert to fraction form
    99,117.92/148,692.37 = 32,542.91/x
  3. Step 3: Cross multiply
    99,117.92x = 148,692.37 × 32,542.91
  4. Step 4: Simplify right side
    99,117.92x = 4,838,882,414.60
  5. Step 5: Solve for x
    x = 4,838,882,414.60/99,117.92
  6. Step 6: Final answer
    x = 48,819.45

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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.