Home / 57,388.20-79,203.11-32,242.56

Finding the Fourth Proportional to 57,388.20, 79,203.11 and 32,242.56

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Solution

The fourth proportional to 57,388.20, 79,203.11 and 32,242.56 is: 44,498.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,388.20 : 79,203.11 = 32,242.56 : x
  2. Step 2: Convert to fraction form
    57,388.20/79,203.11 = 32,242.56/x
  3. Step 3: Cross multiply
    57,388.20x = 79,203.11 × 32,242.56
  4. Step 4: Simplify right side
    57,388.20x = 2,553,711,026.36
  5. Step 5: Solve for x
    x = 2,553,711,026.36/57,388.20
  6. Step 6: Final answer
    x = 44,498.89

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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.