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Finding the Fourth Proportional to 57,753.61, 79,699.11 and 32,260.39

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Solution

The fourth proportional to 57,753.61, 79,699.11 and 32,260.39 is: 44,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,753.61 : 79,699.11 = 32,260.39 : x
  2. Step 2: Convert to fraction form
    57,753.61/79,699.11 = 32,260.39/x
  3. Step 3: Cross multiply
    57,753.61x = 79,699.11 × 32,260.39
  4. Step 4: Simplify right side
    57,753.61x = 2,571,124,371.25
  5. Step 5: Solve for x
    x = 2,571,124,371.25/57,753.61
  6. Step 6: Final answer
    x = 44,518.85

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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.