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Finding the Fourth Proportional to 63,568.47, 95,355.41 and 21,449.55

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Solution

The fourth proportional to 63,568.47, 95,355.41 and 21,449.55 is: 32,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,568.47 : 95,355.41 = 21,449.55 : x
  2. Step 2: Convert to fraction form
    63,568.47/95,355.41 = 21,449.55/x
  3. Step 3: Cross multiply
    63,568.47x = 95,355.41 × 21,449.55
  4. Step 4: Simplify right side
    63,568.47x = 2,045,330,527.32
  5. Step 5: Solve for x
    x = 2,045,330,527.32/63,568.47
  6. Step 6: Final answer
    x = 32,175.24

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1.5x scale

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.