Home / 236,974.32-327,023.76-129,544.32

Finding the Fourth Proportional to 236,974.32, 327,023.76 and 129,544.32

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Solution

The fourth proportional to 236,974.32, 327,023.76 and 129,544.32 is: 178,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,974.32 : 327,023.76 = 129,544.32 : x
  2. Step 2: Convert to fraction form
    236,974.32/327,023.76 = 129,544.32/x
  3. Step 3: Cross multiply
    236,974.32x = 327,023.76 × 129,544.32
  4. Step 4: Simplify right side
    236,974.32x = 42,364,070,613.04
  5. Step 5: Solve for x
    x = 42,364,070,613.04/236,974.32
  6. Step 6: Final answer
    x = 178,770.72

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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.