Home / 237,400.98-327,613.68-129,971.76

Finding the Fourth Proportional to 237,400.98, 327,613.68 and 129,971.76

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Solution

The fourth proportional to 237,400.98, 327,613.68 and 129,971.76 is: 179,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,400.98 : 327,613.68 = 129,971.76 : x
  2. Step 2: Convert to fraction form
    237,400.98/327,613.68 = 129,971.76/x
  3. Step 3: Cross multiply
    237,400.98x = 327,613.68 × 129,971.76
  4. Step 4: Simplify right side
    237,400.98x = 42,580,526,589.68
  5. Step 5: Solve for x
    x = 42,580,526,589.68/237,400.98
  6. Step 6: Final answer
    x = 179,361.21

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1.5x scale

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.