Home / 161,976.14-242,964.22-83,040.02

Finding the Fourth Proportional to 161,976.14, 242,964.22 and 83,040.02

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Solution

The fourth proportional to 161,976.14, 242,964.22 and 83,040.02 is: 124,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,976.14 : 242,964.22 = 83,040.02 : x
  2. Step 2: Convert to fraction form
    161,976.14/242,964.22 = 83,040.02/x
  3. Step 3: Cross multiply
    161,976.14x = 242,964.22 × 83,040.02
  4. Step 4: Simplify right side
    161,976.14x = 20,175,753,688.08
  5. Step 5: Solve for x
    x = 20,175,753,688.08/161,976.14
  6. Step 6: Final answer
    x = 124,560.04

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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.