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Finding the Fourth Proportional to 57,700.98, 79,630.11 and 32,550.48

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Solution

The fourth proportional to 57,700.98, 79,630.11 and 32,550.48 is: 44,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.98 : 79,630.11 = 32,550.48 : x
  2. Step 2: Convert to fraction form
    57,700.98/79,630.11 = 32,550.48/x
  3. Step 3: Cross multiply
    57,700.98x = 79,630.11 × 32,550.48
  4. Step 4: Simplify right side
    57,700.98x = 2,591,998,302.95
  5. Step 5: Solve for x
    x = 2,591,998,302.95/57,700.98
  6. Step 6: Final answer
    x = 44,921.22

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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.