Home / 57,701.97-86,539.59-18,251.73

Finding the Fourth Proportional to 57,701.97, 86,539.59 and 18,251.73

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Solution

The fourth proportional to 57,701.97, 86,539.59 and 18,251.73 is: 27,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,701.97 : 86,539.59 = 18,251.73 : x
  2. Step 2: Convert to fraction form
    57,701.97/86,539.59 = 18,251.73/x
  3. Step 3: Cross multiply
    57,701.97x = 86,539.59 × 18,251.73
  4. Step 4: Simplify right side
    57,701.97x = 1,579,497,230.99
  5. Step 5: Solve for x
    x = 1,579,497,230.99/57,701.97
  6. Step 6: Final answer
    x = 27,373.37

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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.