Home / 140,945.22-194,450.16-89,959.77

Finding the Fourth Proportional to 140,945.22, 194,450.16 and 89,959.77

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Solution

The fourth proportional to 140,945.22, 194,450.16 and 89,959.77 is: 124,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,945.22 : 194,450.16 = 89,959.77 : x
  2. Step 2: Convert to fraction form
    140,945.22/194,450.16 = 89,959.77/x
  3. Step 3: Cross multiply
    140,945.22x = 194,450.16 × 89,959.77
  4. Step 4: Simplify right side
    140,945.22x = 17,492,691,670.06
  5. Step 5: Solve for x
    x = 17,492,691,670.06/140,945.22
  6. Step 6: Final answer
    x = 124,109.86

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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.