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Finding the Fourth Proportional to 63,546.80, 95,320.88 and 19,173.94

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Solution

The fourth proportional to 63,546.80, 95,320.88 and 19,173.94 is: 28,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,546.80 : 95,320.88 = 19,173.94 : x
  2. Step 2: Convert to fraction form
    63,546.80/95,320.88 = 19,173.94/x
  3. Step 3: Cross multiply
    63,546.80x = 95,320.88 × 19,173.94
  4. Step 4: Simplify right side
    63,546.80x = 1,827,676,833.87
  5. Step 5: Solve for x
    x = 1,827,676,833.87/63,546.80
  6. Step 6: Final answer
    x = 28,761.12

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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.