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Finding the Fourth Proportional to 63,677.70, 95,516.55 and 56,788.65

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Solution

The fourth proportional to 63,677.70, 95,516.55 and 56,788.65 is: 85,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,677.70 : 95,516.55 = 56,788.65 : x
  2. Step 2: Convert to fraction form
    63,677.70/95,516.55 = 56,788.65/x
  3. Step 3: Cross multiply
    63,677.70x = 95,516.55 × 56,788.65
  4. Step 4: Simplify right side
    63,677.70x = 5,424,255,927.16
  5. Step 5: Solve for x
    x = 5,424,255,927.16/63,677.70
  6. Step 6: Final answer
    x = 85,182.98

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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.