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Finding the Fourth Proportional to 57,648.32, 79,550.88 and 32,497.28

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Solution

The fourth proportional to 57,648.32, 79,550.88 and 32,497.28 is: 44,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,648.32 : 79,550.88 = 32,497.28 : x
  2. Step 2: Convert to fraction form
    57,648.32/79,550.88 = 32,497.28/x
  3. Step 3: Cross multiply
    57,648.32x = 79,550.88 × 32,497.28
  4. Step 4: Simplify right side
    57,648.32x = 2,585,187,221.61
  5. Step 5: Solve for x
    x = 2,585,187,221.61/57,648.32
  6. Step 6: Final answer
    x = 44,844.10

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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.