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Finding the Fourth Proportional to 72,248.78, 108,346.26 and 24,850.56

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Solution

The fourth proportional to 72,248.78, 108,346.26 and 24,850.56 is: 37,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,248.78 : 108,346.26 = 24,850.56 : x
  2. Step 2: Convert to fraction form
    72,248.78/108,346.26 = 24,850.56/x
  3. Step 3: Cross multiply
    72,248.78x = 108,346.26 × 24,850.56
  4. Step 4: Simplify right side
    72,248.78x = 2,692,465,234.91
  5. Step 5: Solve for x
    x = 2,692,465,234.91/72,248.78
  6. Step 6: Final answer
    x = 37,266.58

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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.