Home / 181,181.18-271,734.89-68,822.02

Finding the Fourth Proportional to 181,181.18, 271,734.89 and 68,822.02

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Solution

The fourth proportional to 181,181.18, 271,734.89 and 68,822.02 is: 103,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,181.18 : 271,734.89 = 68,822.02 : x
  2. Step 2: Convert to fraction form
    181,181.18/271,734.89 = 68,822.02/x
  3. Step 3: Cross multiply
    181,181.18x = 271,734.89 × 68,822.02
  4. Step 4: Simplify right side
    181,181.18x = 18,701,344,034.28
  5. Step 5: Solve for x
    x = 18,701,344,034.28/181,181.18
  6. Step 6: Final answer
    x = 103,219.02

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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.