Home / 195,300.90-269,540.06-109,264.66

Finding the Fourth Proportional to 195,300.90, 269,540.06 and 109,264.66

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Solution

The fourth proportional to 195,300.90, 269,540.06 and 109,264.66 is: 150,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,300.90 : 269,540.06 = 109,264.66 : x
  2. Step 2: Convert to fraction form
    195,300.90/269,540.06 = 109,264.66/x
  3. Step 3: Cross multiply
    195,300.90x = 269,540.06 × 109,264.66
  4. Step 4: Simplify right side
    195,300.90x = 29,451,201,792.11
  5. Step 5: Solve for x
    x = 29,451,201,792.11/195,300.90
  6. Step 6: Final answer
    x = 150,799.11

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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.