Home / 270,678.38-373,531.51-149,817.02

Finding the Fourth Proportional to 270,678.38, 373,531.51 and 149,817.02

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Solution

The fourth proportional to 270,678.38, 373,531.51 and 149,817.02 is: 206,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,678.38 : 373,531.51 = 149,817.02 : x
  2. Step 2: Convert to fraction form
    270,678.38/373,531.51 = 149,817.02/x
  3. Step 3: Cross multiply
    270,678.38x = 373,531.51 × 149,817.02
  4. Step 4: Simplify right side
    270,678.38x = 55,961,377,285.15
  5. Step 5: Solve for x
    x = 55,961,377,285.15/270,678.38
  6. Step 6: Final answer
    x = 206,744.91

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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.