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Finding the Fourth Proportional to 71,331.75, 98,463.74 and 41,523.75

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Solution

The fourth proportional to 71,331.75, 98,463.74 and 41,523.75 is: 57,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,331.75 : 98,463.74 = 41,523.75 : x
  2. Step 2: Convert to fraction form
    71,331.75/98,463.74 = 41,523.75/x
  3. Step 3: Cross multiply
    71,331.75x = 98,463.74 × 41,523.75
  4. Step 4: Simplify right side
    71,331.75x = 4,088,583,723.83
  5. Step 5: Solve for x
    x = 4,088,583,723.83/71,331.75
  6. Step 6: Final answer
    x = 57,317.87

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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.