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Finding the Fourth Proportional to 101,167.66, 151,781.85 and 47,900.23

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Solution

The fourth proportional to 101,167.66, 151,781.85 and 47,900.23 is: 71,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,167.66 : 151,781.85 = 47,900.23 : x
  2. Step 2: Convert to fraction form
    101,167.66/151,781.85 = 47,900.23/x
  3. Step 3: Cross multiply
    101,167.66x = 151,781.85 × 47,900.23
  4. Step 4: Simplify right side
    101,167.66x = 7,270,385,524.83
  5. Step 5: Solve for x
    x = 7,270,385,524.83/101,167.66
  6. Step 6: Final answer
    x = 71,864.72

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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.