Home / 226,514.85-340,034.75-121,538.85

Finding the Fourth Proportional to 226,514.85, 340,034.75 and 121,538.85

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Solution

The fourth proportional to 226,514.85, 340,034.75 and 121,538.85 is: 182,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,514.85 : 340,034.75 = 121,538.85 : x
  2. Step 2: Convert to fraction form
    226,514.85/340,034.75 = 121,538.85/x
  3. Step 3: Cross multiply
    226,514.85x = 340,034.75 × 121,538.85
  4. Step 4: Simplify right side
    226,514.85x = 41,327,431,867.34
  5. Step 5: Solve for x
    x = 41,327,431,867.34/226,514.85
  6. Step 6: Final answer
    x = 182,449.11

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1.5x scale

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.