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Finding the Fourth Proportional to 63,191.68, 94,621.44 and 53,306.24

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Solution

The fourth proportional to 63,191.68, 94,621.44 and 53,306.24 is: 79,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,191.68 : 94,621.44 = 53,306.24 : x
  2. Step 2: Convert to fraction form
    63,191.68/94,621.44 = 53,306.24/x
  3. Step 3: Cross multiply
    63,191.68x = 94,621.44 × 53,306.24
  4. Step 4: Simplify right side
    63,191.68x = 5,043,913,189.79
  5. Step 5: Solve for x
    x = 5,043,913,189.79/63,191.68
  6. Step 6: Final answer
    x = 79,819.26

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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.