Home / 140,927.22-194,485.59-84,327.66

Finding the Fourth Proportional to 140,927.22, 194,485.59 and 84,327.66

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Solution

The fourth proportional to 140,927.22, 194,485.59 and 84,327.66 is: 116,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,927.22 : 194,485.59 = 84,327.66 : x
  2. Step 2: Convert to fraction form
    140,927.22/194,485.59 = 84,327.66/x
  3. Step 3: Cross multiply
    140,927.22x = 194,485.59 × 84,327.66
  4. Step 4: Simplify right side
    140,927.22x = 16,400,514,708.42
  5. Step 5: Solve for x
    x = 16,400,514,708.42/140,927.22
  6. Step 6: Final answer
    x = 116,375.78

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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.