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Finding the Fourth Proportional to 73,489.60, 101,434.08 and 41,677.52

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Solution

The fourth proportional to 73,489.60, 101,434.08 and 41,677.52 is: 57,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,489.60 : 101,434.08 = 41,677.52 : x
  2. Step 2: Convert to fraction form
    73,489.60/101,434.08 = 41,677.52/x
  3. Step 3: Cross multiply
    73,489.60x = 101,434.08 × 41,677.52
  4. Step 4: Simplify right side
    73,489.60x = 4,227,520,897.88
  5. Step 5: Solve for x
    x = 4,227,520,897.88/73,489.60
  6. Step 6: Final answer
    x = 57,525.43

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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.