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Finding the Fourth Proportional to 63,173.11, 87,180.02 and 34,877.11

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Solution

The fourth proportional to 63,173.11, 87,180.02 and 34,877.11 is: 48,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,173.11 : 87,180.02 = 34,877.11 : x
  2. Step 2: Convert to fraction form
    63,173.11/87,180.02 = 34,877.11/x
  3. Step 3: Cross multiply
    63,173.11x = 87,180.02 × 34,877.11
  4. Step 4: Simplify right side
    63,173.11x = 3,040,587,147.34
  5. Step 5: Solve for x
    x = 3,040,587,147.34/63,173.11
  6. Step 6: Final answer
    x = 48,131.03

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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.