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Finding the Fourth Proportional to 57,648.74, 79,558.92 and 32,499.86

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Solution

The fourth proportional to 57,648.74, 79,558.92 and 32,499.86 is: 44,851.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,648.74 : 79,558.92 = 32,499.86 : x
  2. Step 2: Convert to fraction form
    57,648.74/79,558.92 = 32,499.86/x
  3. Step 3: Cross multiply
    57,648.74x = 79,558.92 × 32,499.86
  4. Step 4: Simplify right side
    57,648.74x = 2,585,653,761.75
  5. Step 5: Solve for x
    x = 2,585,653,761.75/57,648.74
  6. Step 6: Final answer
    x = 44,851.87

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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.