Home / 195,772.32-270,204.66-127,800.36

Finding the Fourth Proportional to 195,772.32, 270,204.66 and 127,800.36

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Solution

The fourth proportional to 195,772.32, 270,204.66 and 127,800.36 is: 176,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,772.32 : 270,204.66 = 127,800.36 : x
  2. Step 2: Convert to fraction form
    195,772.32/270,204.66 = 127,800.36/x
  3. Step 3: Cross multiply
    195,772.32x = 270,204.66 × 127,800.36
  4. Step 4: Simplify right side
    195,772.32x = 34,532,252,821.68
  5. Step 5: Solve for x
    x = 34,532,252,821.68/195,772.32
  6. Step 6: Final answer
    x = 176,389.86

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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.