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Finding the Fourth Proportional to 79,532.62, 109,755.24 and 45,541.62

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Solution

The fourth proportional to 79,532.62, 109,755.24 and 45,541.62 is: 62,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,532.62 : 109,755.24 = 45,541.62 : x
  2. Step 2: Convert to fraction form
    79,532.62/109,755.24 = 45,541.62/x
  3. Step 3: Cross multiply
    79,532.62x = 109,755.24 × 45,541.62
  4. Step 4: Simplify right side
    79,532.62x = 4,998,431,433.09
  5. Step 5: Solve for x
    x = 4,998,431,433.09/79,532.62
  6. Step 6: Final answer
    x = 62,847.56

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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.