Home / 57,534.30-79,261.20-54,876.96

Finding the Fourth Proportional to 57,534.30, 79,261.20 and 54,876.96

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Solution

The fourth proportional to 57,534.30, 79,261.20 and 54,876.96 is: 75,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,534.30 : 79,261.20 = 54,876.96 : x
  2. Step 2: Convert to fraction form
    57,534.30/79,261.20 = 54,876.96/x
  3. Step 3: Cross multiply
    57,534.30x = 79,261.20 × 54,876.96
  4. Step 4: Simplify right side
    57,534.30x = 4,349,613,701.95
  5. Step 5: Solve for x
    x = 4,349,613,701.95/57,534.30
  6. Step 6: Final answer
    x = 75,600.36

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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.