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Finding the Fourth Proportional to 63,586.60, 95,394.89 and 19,213.72

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Solution

The fourth proportional to 63,586.60, 95,394.89 and 19,213.72 is: 28,825.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,586.60 : 95,394.89 = 19,213.72 : x
  2. Step 2: Convert to fraction form
    63,586.60/95,394.89 = 19,213.72/x
  3. Step 3: Cross multiply
    63,586.60x = 95,394.89 × 19,213.72
  4. Step 4: Simplify right side
    63,586.60x = 1,832,890,609.82
  5. Step 5: Solve for x
    x = 1,832,890,609.82/63,586.60
  6. Step 6: Final answer
    x = 28,825.11

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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.