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Finding the Fourth Proportional to 63,456.59, 95,171.52 and 19,070.21

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Solution

The fourth proportional to 63,456.59, 95,171.52 and 19,070.21 is: 28,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.59 : 95,171.52 = 19,070.21 : x
  2. Step 2: Convert to fraction form
    63,456.59/95,171.52 = 19,070.21/x
  3. Step 3: Cross multiply
    63,456.59x = 95,171.52 × 19,070.21
  4. Step 4: Simplify right side
    63,456.59x = 1,814,940,872.42
  5. Step 5: Solve for x
    x = 1,814,940,872.42/63,456.59
  6. Step 6: Final answer
    x = 28,601.30

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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.