Home / 160,581.40-221,615.94-88,983.88

Finding the Fourth Proportional to 160,581.40, 221,615.94 and 88,983.88

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Solution

The fourth proportional to 160,581.40, 221,615.94 and 88,983.88 is: 122,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,581.40 : 221,615.94 = 88,983.88 : x
  2. Step 2: Convert to fraction form
    160,581.40/221,615.94 = 88,983.88/x
  3. Step 3: Cross multiply
    160,581.40x = 221,615.94 × 88,983.88
  4. Step 4: Simplify right side
    160,581.40x = 19,720,246,211.05
  5. Step 5: Solve for x
    x = 19,720,246,211.05/160,581.40
  6. Step 6: Final answer
    x = 122,805.30

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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.