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Finding the Fourth Proportional to 72,247.78, 108,344.77 and 24,849.56

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Solution

The fourth proportional to 72,247.78, 108,344.77 and 24,849.56 is: 37,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,247.78 : 108,344.77 = 24,849.56 : x
  2. Step 2: Convert to fraction form
    72,247.78/108,344.77 = 24,849.56/x
  3. Step 3: Cross multiply
    72,247.78x = 108,344.77 × 24,849.56
  4. Step 4: Simplify right side
    72,247.78x = 2,692,319,738.55
  5. Step 5: Solve for x
    x = 2,692,319,738.55/72,247.78
  6. Step 6: Final answer
    x = 37,265.09

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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.