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Finding the Fourth Proportional to 57,532.56, 79,393.31 and 32,038.92

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Solution

The fourth proportional to 57,532.56, 79,393.31 and 32,038.92 is: 44,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,532.56 : 79,393.31 = 32,038.92 : x
  2. Step 2: Convert to fraction form
    57,532.56/79,393.31 = 32,038.92/x
  3. Step 3: Cross multiply
    57,532.56x = 79,393.31 × 32,038.92
  4. Step 4: Simplify right side
    57,532.56x = 2,543,675,747.43
  5. Step 5: Solve for x
    x = 2,543,675,747.43/57,532.56
  6. Step 6: Final answer
    x = 44,212.80

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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.