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Finding the Fourth Proportional to 63,480.62, 95,239.56 and 28,412.48

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Solution

The fourth proportional to 63,480.62, 95,239.56 and 28,412.48 is: 42,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,480.62 : 95,239.56 = 28,412.48 : x
  2. Step 2: Convert to fraction form
    63,480.62/95,239.56 = 28,412.48/x
  3. Step 3: Cross multiply
    63,480.62x = 95,239.56 × 28,412.48
  4. Step 4: Simplify right side
    63,480.62x = 2,705,992,093.71
  5. Step 5: Solve for x
    x = 2,705,992,093.71/63,480.62
  6. Step 6: Final answer
    x = 42,627.06

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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.