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Finding the Fourth Proportional to 52,994.97, 73,134.90 and 29,123.82

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Solution

The fourth proportional to 52,994.97, 73,134.90 and 29,123.82 is: 40,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,994.97 : 73,134.90 = 29,123.82 : x
  2. Step 2: Convert to fraction form
    52,994.97/73,134.90 = 29,123.82/x
  3. Step 3: Cross multiply
    52,994.97x = 73,134.90 × 29,123.82
  4. Step 4: Simplify right side
    52,994.97x = 2,129,967,663.32
  5. Step 5: Solve for x
    x = 2,129,967,663.32/52,994.97
  6. Step 6: Final answer
    x = 40,191.88

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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.