Home / 159,689.24-220,371.33-87,092.27

Finding the Fourth Proportional to 159,689.24, 220,371.33 and 87,092.27

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Solution

The fourth proportional to 159,689.24, 220,371.33 and 87,092.27 is: 120,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,689.24 : 220,371.33 = 87,092.27 : x
  2. Step 2: Convert to fraction form
    159,689.24/220,371.33 = 87,092.27/x
  3. Step 3: Cross multiply
    159,689.24x = 220,371.33 × 87,092.27
  4. Step 4: Simplify right side
    159,689.24x = 19,192,639,372.62
  5. Step 5: Solve for x
    x = 19,192,639,372.62/159,689.24
  6. Step 6: Final answer
    x = 120,187.43

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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.