Home / 181,223.12-271,758.54-68,841.29

Finding the Fourth Proportional to 181,223.12, 271,758.54 and 68,841.29

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Solution

The fourth proportional to 181,223.12, 271,758.54 and 68,841.29 is: 103,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,223.12 : 271,758.54 = 68,841.29 : x
  2. Step 2: Convert to fraction form
    181,223.12/271,758.54 = 68,841.29/x
  3. Step 3: Cross multiply
    181,223.12x = 271,758.54 × 68,841.29
  4. Step 4: Simplify right side
    181,223.12x = 18,708,209,399.67
  5. Step 5: Solve for x
    x = 18,708,209,399.67/181,223.12
  6. Step 6: Final answer
    x = 103,233.02

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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.