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Finding the Fourth Proportional to 72,293.80, 108,419.85 and 24,906.97

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Solution

The fourth proportional to 72,293.80, 108,419.85 and 24,906.97 is: 37,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,293.80 : 108,419.85 = 24,906.97 : x
  2. Step 2: Convert to fraction form
    72,293.80/108,419.85 = 24,906.97/x
  3. Step 3: Cross multiply
    72,293.80x = 108,419.85 × 24,906.97
  4. Step 4: Simplify right side
    72,293.80x = 2,700,409,951.35
  5. Step 5: Solve for x
    x = 2,700,409,951.35/72,293.80
  6. Step 6: Final answer
    x = 37,353.27

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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.