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Finding the Fourth Proportional to 57,542.96, 79,410.88 and 32,393.36

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Solution

The fourth proportional to 57,542.96, 79,410.88 and 32,393.36 is: 44,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,542.96 : 79,410.88 = 32,393.36 : x
  2. Step 2: Convert to fraction form
    57,542.96/79,410.88 = 32,393.36/x
  3. Step 3: Cross multiply
    57,542.96x = 79,410.88 × 32,393.36
  4. Step 4: Simplify right side
    57,542.96x = 2,572,385,223.76
  5. Step 5: Solve for x
    x = 2,572,385,223.76/57,542.96
  6. Step 6: Final answer
    x = 44,703.73

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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.