Home / 237,514.14-327,770.55-128,619.90

Finding the Fourth Proportional to 237,514.14, 327,770.55 and 128,619.90

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Solution

The fourth proportional to 237,514.14, 327,770.55 and 128,619.90 is: 177,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,514.14 : 327,770.55 = 128,619.90 : x
  2. Step 2: Convert to fraction form
    237,514.14/327,770.55 = 128,619.90/x
  3. Step 3: Cross multiply
    237,514.14x = 327,770.55 × 128,619.90
  4. Step 4: Simplify right side
    237,514.14x = 42,157,815,363.95
  5. Step 5: Solve for x
    x = 42,157,815,363.95/237,514.14
  6. Step 6: Final answer
    x = 177,496.02

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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.