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Finding the Fourth Proportional to 52,034.88, 71,808.36 and 29,374.80

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Solution

The fourth proportional to 52,034.88, 71,808.36 and 29,374.80 is: 40,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,034.88 : 71,808.36 = 29,374.80 : x
  2. Step 2: Convert to fraction form
    52,034.88/71,808.36 = 29,374.80/x
  3. Step 3: Cross multiply
    52,034.88x = 71,808.36 × 29,374.80
  4. Step 4: Simplify right side
    52,034.88x = 2,109,356,213.33
  5. Step 5: Solve for x
    x = 2,109,356,213.33/52,034.88
  6. Step 6: Final answer
    x = 40,537.35

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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.