Home / 177,839.20-266,953.20-111,354.40

Finding the Fourth Proportional to 177,839.20, 266,953.20 and 111,354.40

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Solution

The fourth proportional to 177,839.20, 266,953.20 and 111,354.40 is: 167,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,839.20 : 266,953.20 = 111,354.40 : x
  2. Step 2: Convert to fraction form
    177,839.20/266,953.20 = 111,354.40/x
  3. Step 3: Cross multiply
    177,839.20x = 266,953.20 × 111,354.40
  4. Step 4: Simplify right side
    177,839.20x = 29,726,413,414.08
  5. Step 5: Solve for x
    x = 29,726,413,414.08/177,839.20
  6. Step 6: Final answer
    x = 167,153.32

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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.