Home / 180,006.30-269,793.45-74,771.10

Finding the Fourth Proportional to 180,006.30, 269,793.45 and 74,771.10

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Solution

The fourth proportional to 180,006.30, 269,793.45 and 74,771.10 is: 112,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,006.30 : 269,793.45 = 74,771.10 : x
  2. Step 2: Convert to fraction form
    180,006.30/269,793.45 = 74,771.10/x
  3. Step 3: Cross multiply
    180,006.30x = 269,793.45 × 74,771.10
  4. Step 4: Simplify right side
    180,006.30x = 20,172,753,029.30
  5. Step 5: Solve for x
    x = 20,172,753,029.30/180,006.30
  6. Step 6: Final answer
    x = 112,066.93

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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.