Home / 160,517.50-221,514.89-88,896.02

Finding the Fourth Proportional to 160,517.50, 221,514.89 and 88,896.02

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Solution

The fourth proportional to 160,517.50, 221,514.89 and 88,896.02 is: 122,676.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,517.50 : 221,514.89 = 88,896.02 : x
  2. Step 2: Convert to fraction form
    160,517.50/221,514.89 = 88,896.02/x
  3. Step 3: Cross multiply
    160,517.50x = 221,514.89 × 88,896.02
  4. Step 4: Simplify right side
    160,517.50x = 19,691,790,539.68
  5. Step 5: Solve for x
    x = 19,691,790,539.68/160,517.50
  6. Step 6: Final answer
    x = 122,676.91

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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.