Home / 141,330.06-195,026.31-80,901.18

Finding the Fourth Proportional to 141,330.06, 195,026.31 and 80,901.18

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Solution

The fourth proportional to 141,330.06, 195,026.31 and 80,901.18 is: 111,638.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,330.06 : 195,026.31 = 80,901.18 : x
  2. Step 2: Convert to fraction form
    141,330.06/195,026.31 = 80,901.18/x
  3. Step 3: Cross multiply
    141,330.06x = 195,026.31 × 80,901.18
  4. Step 4: Simplify right side
    141,330.06x = 15,777,858,610.05
  5. Step 5: Solve for x
    x = 15,777,858,610.05/141,330.06
  6. Step 6: Final answer
    x = 111,638.38

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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.