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Finding the Fourth Proportional to 63,589.58, 87,754.71 and 34,911.91

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Solution

The fourth proportional to 63,589.58, 87,754.71 and 34,911.91 is: 48,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,589.58 : 87,754.71 = 34,911.91 : x
  2. Step 2: Convert to fraction form
    63,589.58/87,754.71 = 34,911.91/x
  3. Step 3: Cross multiply
    63,589.58x = 87,754.71 × 34,911.91
  4. Step 4: Simplify right side
    63,589.58x = 3,063,684,449.13
  5. Step 5: Solve for x
    x = 3,063,684,449.13/63,589.58
  6. Step 6: Final answer
    x = 48,179.03

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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.