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Finding the Fourth Proportional to 58,375.77, 80,484.87 and 38,200.69

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Solution

The fourth proportional to 58,375.77, 80,484.87 and 38,200.69 is: 52,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,375.77 : 80,484.87 = 38,200.69 : x
  2. Step 2: Convert to fraction form
    58,375.77/80,484.87 = 38,200.69/x
  3. Step 3: Cross multiply
    58,375.77x = 80,484.87 × 38,200.69
  4. Step 4: Simplify right side
    58,375.77x = 3,074,577,568.56
  5. Step 5: Solve for x
    x = 3,074,577,568.56/58,375.77
  6. Step 6: Final answer
    x = 52,668.73

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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.