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Finding the Fourth Proportional to 48,666.70, 67,150.02 and 27,966.20

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Solution

The fourth proportional to 48,666.70, 67,150.02 and 27,966.20 is: 38,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666.70 : 67,150.02 = 27,966.20 : x
  2. Step 2: Convert to fraction form
    48,666.70/67,150.02 = 27,966.20/x
  3. Step 3: Cross multiply
    48,666.70x = 67,150.02 × 27,966.20
  4. Step 4: Simplify right side
    48,666.70x = 1,877,930,553.57
  5. Step 5: Solve for x
    x = 1,877,930,553.57/48,666.70
  6. Step 6: Final answer
    x = 38,587.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.