Home / 181,276.34-271,914.60-68,930.62

Finding the Fourth Proportional to 181,276.34, 271,914.60 and 68,930.62

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Solution

The fourth proportional to 181,276.34, 271,914.60 and 68,930.62 is: 103,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,276.34 : 271,914.60 = 68,930.62 : x
  2. Step 2: Convert to fraction form
    181,276.34/271,914.60 = 68,930.62/x
  3. Step 3: Cross multiply
    181,276.34x = 271,914.60 × 68,930.62
  4. Step 4: Simplify right side
    181,276.34x = 18,743,241,543.76
  5. Step 5: Solve for x
    x = 18,743,241,543.76/181,276.34
  6. Step 6: Final answer
    x = 103,395.96

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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.