Home / 181,146.45-271,719.45-68,799.81

Finding the Fourth Proportional to 181,146.45, 271,719.45 and 68,799.81

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Solution

The fourth proportional to 181,146.45, 271,719.45 and 68,799.81 is: 103,199.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,146.45 : 271,719.45 = 68,799.81 : x
  2. Step 2: Convert to fraction form
    181,146.45/271,719.45 = 68,799.81/x
  3. Step 3: Cross multiply
    181,146.45x = 271,719.45 × 68,799.81
  4. Step 4: Simplify right side
    181,146.45x = 18,694,245,174.71
  5. Step 5: Solve for x
    x = 18,694,245,174.71/181,146.45
  6. Step 6: Final answer
    x = 103,199.62

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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.