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Finding the Fourth Proportional to 63,456.88, 95,190.04 and 19,080.08

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Solution

The fourth proportional to 63,456.88, 95,190.04 and 19,080.08 is: 28,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.88 : 95,190.04 = 19,080.08 : x
  2. Step 2: Convert to fraction form
    63,456.88/95,190.04 = 19,080.08/x
  3. Step 3: Cross multiply
    63,456.88x = 95,190.04 × 19,080.08
  4. Step 4: Simplify right side
    63,456.88x = 1,816,233,578.40
  5. Step 5: Solve for x
    x = 1,816,233,578.40/63,456.88
  6. Step 6: Final answer
    x = 28,621.54

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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.