Home / 57,481.28-86,234.89-17,503.84

Finding the Fourth Proportional to 57,481.28, 86,234.89 and 17,503.84

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Solution

The fourth proportional to 57,481.28, 86,234.89 and 17,503.84 is: 26,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481.28 : 86,234.89 = 17,503.84 : x
  2. Step 2: Convert to fraction form
    57,481.28/86,234.89 = 17,503.84/x
  3. Step 3: Cross multiply
    57,481.28x = 86,234.89 × 17,503.84
  4. Step 4: Simplify right side
    57,481.28x = 1,509,441,595.91
  5. Step 5: Solve for x
    x = 1,509,441,595.91/57,481.28
  6. Step 6: Final answer
    x = 26,259.71

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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.