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Finding the Fourth Proportional to 66,726.96, 100,204.98 and 59,247.42

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Solution

The fourth proportional to 66,726.96, 100,204.98 and 59,247.42 is: 88,972.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,726.96 : 100,204.98 = 59,247.42 : x
  2. Step 2: Convert to fraction form
    66,726.96/100,204.98 = 59,247.42/x
  3. Step 3: Cross multiply
    66,726.96x = 100,204.98 × 59,247.42
  4. Step 4: Simplify right side
    66,726.96x = 5,936,886,536.15
  5. Step 5: Solve for x
    x = 5,936,886,536.15/66,726.96
  6. Step 6: Final answer
    x = 88,972.83

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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.