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Finding the Fourth Proportional to 181,160.10, 271,787.13 and 68,842.26

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Solution

The fourth proportional to 181,160.10, 271,787.13 and 68,842.26 is: 103,281.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,160.10 : 271,787.13 = 68,842.26 : x
  2. Step 2: Convert to fraction form
    181,160.10/271,787.13 = 68,842.26/x
  3. Step 3: Cross multiply
    181,160.10x = 271,787.13 × 68,842.26
  4. Step 4: Simplify right side
    181,160.10x = 18,710,440,268.11
  5. Step 5: Solve for x
    x = 18,710,440,268.11/181,160.10
  6. Step 6: Final answer
    x = 103,281.24

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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.