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Finding the Fourth Proportional to 63,769.65, 88,002.86 and 36,545.20

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Solution

The fourth proportional to 63,769.65, 88,002.86 and 36,545.20 is: 50,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769.65 : 88,002.86 = 36,545.20 : x
  2. Step 2: Convert to fraction form
    63,769.65/88,002.86 = 36,545.20/x
  3. Step 3: Cross multiply
    63,769.65x = 88,002.86 × 36,545.20
  4. Step 4: Simplify right side
    63,769.65x = 3,216,082,119.27
  5. Step 5: Solve for x
    x = 3,216,082,119.27/63,769.65
  6. Step 6: Final answer
    x = 50,432.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.