Home / 269,665.30-372,212.13-156,524.50

Finding the Fourth Proportional to 269,665.30, 372,212.13 and 156,524.50

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Solution

The fourth proportional to 269,665.30, 372,212.13 and 156,524.50 is: 216,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,665.30 : 372,212.13 = 156,524.50 : x
  2. Step 2: Convert to fraction form
    269,665.30/372,212.13 = 156,524.50/x
  3. Step 3: Cross multiply
    269,665.30x = 372,212.13 × 156,524.50
  4. Step 4: Simplify right side
    269,665.30x = 58,260,317,542.19
  5. Step 5: Solve for x
    x = 58,260,317,542.19/269,665.30
  6. Step 6: Final answer
    x = 216,046.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.