Home / 195,581.36-269,906.10-127,641.80

Finding the Fourth Proportional to 195,581.36, 269,906.10 and 127,641.80

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Solution

The fourth proportional to 195,581.36, 269,906.10 and 127,641.80 is: 176,148.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,581.36 : 269,906.10 = 127,641.80 : x
  2. Step 2: Convert to fraction form
    195,581.36/269,906.10 = 127,641.80/x
  3. Step 3: Cross multiply
    195,581.36x = 269,906.10 × 127,641.80
  4. Step 4: Simplify right side
    195,581.36x = 34,451,300,434.98
  5. Step 5: Solve for x
    x = 34,451,300,434.98/195,581.36
  6. Step 6: Final answer
    x = 176,148.18

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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.