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Finding the Fourth Proportional to 57,744.83, 79,712.17 and 35,091.11

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Solution

The fourth proportional to 57,744.83, 79,712.17 and 35,091.11 is: 48,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,744.83 : 79,712.17 = 35,091.11 : x
  2. Step 2: Convert to fraction form
    57,744.83/79,712.17 = 35,091.11/x
  3. Step 3: Cross multiply
    57,744.83x = 79,712.17 × 35,091.11
  4. Step 4: Simplify right side
    57,744.83x = 2,797,188,039.52
  5. Step 5: Solve for x
    x = 2,797,188,039.52/57,744.83
  6. Step 6: Final answer
    x = 48,440.50

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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.