Home / 57,354.28-79,147.74-32,203.78

Finding the Fourth Proportional to 57,354.28, 79,147.74 and 32,203.78

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Solution

The fourth proportional to 57,354.28, 79,147.74 and 32,203.78 is: 44,440.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,354.28 : 79,147.74 = 32,203.78 : x
  2. Step 2: Convert to fraction form
    57,354.28/79,147.74 = 32,203.78/x
  3. Step 3: Cross multiply
    57,354.28x = 79,147.74 × 32,203.78
  4. Step 4: Simplify right side
    57,354.28x = 2,548,856,406.46
  5. Step 5: Solve for x
    x = 2,548,856,406.46/57,354.28
  6. Step 6: Final answer
    x = 44,440.56

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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.