Home / 57,964.20-86,964.96-26,385.56

Finding the Fourth Proportional to 57,964.20, 86,964.96 and 26,385.56

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Solution

The fourth proportional to 57,964.20, 86,964.96 and 26,385.56 is: 39,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,964.20 : 86,964.96 = 26,385.56 : x
  2. Step 2: Convert to fraction form
    57,964.20/86,964.96 = 26,385.56/x
  3. Step 3: Cross multiply
    57,964.20x = 86,964.96 × 26,385.56
  4. Step 4: Simplify right side
    57,964.20x = 2,294,619,169.98
  5. Step 5: Solve for x
    x = 2,294,619,169.98/57,964.20
  6. Step 6: Final answer
    x = 39,586.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.