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Finding the Fourth Proportional to 63,169.68, 94,743.12 and 16,419.68

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Solution

The fourth proportional to 63,169.68, 94,743.12 and 16,419.68 is: 24,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,169.68 : 94,743.12 = 16,419.68 : x
  2. Step 2: Convert to fraction form
    63,169.68/94,743.12 = 16,419.68/x
  3. Step 3: Cross multiply
    63,169.68x = 94,743.12 × 16,419.68
  4. Step 4: Simplify right side
    63,169.68x = 1,555,651,712.60
  5. Step 5: Solve for x
    x = 1,555,651,712.60/63,169.68
  6. Step 6: Final answer
    x = 24,626.56

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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.