Home / 235,142.60-324,499.16-127,714.73

Finding the Fourth Proportional to 235,142.60, 324,499.16 and 127,714.73

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Solution

The fourth proportional to 235,142.60, 324,499.16 and 127,714.73 is: 176,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,142.60 : 324,499.16 = 127,714.73 : x
  2. Step 2: Convert to fraction form
    235,142.60/324,499.16 = 127,714.73/x
  3. Step 3: Cross multiply
    235,142.60x = 324,499.16 × 127,714.73
  4. Step 4: Simplify right side
    235,142.60x = 41,443,321,301.42
  5. Step 5: Solve for x
    x = 41,443,321,301.42/235,142.60
  6. Step 6: Final answer
    x = 176,247.61

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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.