Home / 144,672.06-199,634.54-80,996.34

Finding the Fourth Proportional to 144,672.06, 199,634.54 and 80,996.34

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Solution

The fourth proportional to 144,672.06, 199,634.54 and 80,996.34 is: 111,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,672.06 : 199,634.54 = 80,996.34 : x
  2. Step 2: Convert to fraction form
    144,672.06/199,634.54 = 80,996.34/x
  3. Step 3: Cross multiply
    144,672.06x = 199,634.54 × 80,996.34
  4. Step 4: Simplify right side
    144,672.06x = 16,169,667,077.58
  5. Step 5: Solve for x
    x = 16,169,667,077.58/144,672.06
  6. Step 6: Final answer
    x = 111,767.73

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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.