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Finding the Fourth Proportional to 132,952.88, 183,471.62 and 72,524.90

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Solution

The fourth proportional to 132,952.88, 183,471.62 and 72,524.90 is: 100,082.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,952.88 : 183,471.62 = 72,524.90 : x
  2. Step 2: Convert to fraction form
    132,952.88/183,471.62 = 72,524.90/x
  3. Step 3: Cross multiply
    132,952.88x = 183,471.62 × 72,524.90
  4. Step 4: Simplify right side
    132,952.88x = 13,306,260,893.34
  5. Step 5: Solve for x
    x = 13,306,260,893.34/132,952.88
  6. Step 6: Final answer
    x = 100,082.53

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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.