Home / 269,672.28-372,148.83-148,817.06

Finding the Fourth Proportional to 269,672.28, 372,148.83 and 148,817.06

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Solution

The fourth proportional to 269,672.28, 372,148.83 and 148,817.06 is: 205,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,672.28 : 372,148.83 = 148,817.06 : x
  2. Step 2: Convert to fraction form
    269,672.28/372,148.83 = 148,817.06/x
  3. Step 3: Cross multiply
    269,672.28x = 372,148.83 × 148,817.06
  4. Step 4: Simplify right side
    269,672.28x = 55,382,092,902.30
  5. Step 5: Solve for x
    x = 55,382,092,902.30/269,672.28
  6. Step 6: Final answer
    x = 205,368.14

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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.