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Finding the Fourth Proportional to 93,774.97, 140,658.13 and 27,213.76

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Solution

The fourth proportional to 93,774.97, 140,658.13 and 27,213.76 is: 40,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,774.97 : 140,658.13 = 27,213.76 : x
  2. Step 2: Convert to fraction form
    93,774.97/140,658.13 = 27,213.76/x
  3. Step 3: Cross multiply
    93,774.97x = 140,658.13 × 27,213.76
  4. Step 4: Simplify right side
    93,774.97x = 3,827,836,591.87
  5. Step 5: Solve for x
    x = 3,827,836,591.87/93,774.97
  6. Step 6: Final answer
    x = 40,819.38

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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.