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Finding the Fourth Proportional to 63,395.80, 87,487.48 and 35,102.52

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Solution

The fourth proportional to 63,395.80, 87,487.48 and 35,102.52 is: 48,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395.80 : 87,487.48 = 35,102.52 : x
  2. Step 2: Convert to fraction form
    63,395.80/87,487.48 = 35,102.52/x
  3. Step 3: Cross multiply
    63,395.80x = 87,487.48 × 35,102.52
  4. Step 4: Simplify right side
    63,395.80x = 3,071,031,016.45
  5. Step 5: Solve for x
    x = 3,071,031,016.45/63,395.80
  6. Step 6: Final answer
    x = 48,442.18

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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.