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Finding the Fourth Proportional to 52,540.56, 78,810.84 and 35,044.56

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Solution

The fourth proportional to 52,540.56, 78,810.84 and 35,044.56 is: 52,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,540.56 : 78,810.84 = 35,044.56 : x
  2. Step 2: Convert to fraction form
    52,540.56/78,810.84 = 35,044.56/x
  3. Step 3: Cross multiply
    52,540.56x = 78,810.84 × 35,044.56
  4. Step 4: Simplify right side
    52,540.56x = 2,761,891,211.03
  5. Step 5: Solve for x
    x = 2,761,891,211.03/52,540.56
  6. Step 6: Final answer
    x = 52,566.84

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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.