Home / 195,136.29-269,290.17-114,564.78

Finding the Fourth Proportional to 195,136.29, 269,290.17 and 114,564.78

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Solution

The fourth proportional to 195,136.29, 269,290.17 and 114,564.78 is: 158,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,136.29 : 269,290.17 = 114,564.78 : x
  2. Step 2: Convert to fraction form
    195,136.29/269,290.17 = 114,564.78/x
  3. Step 3: Cross multiply
    195,136.29x = 269,290.17 × 114,564.78
  4. Step 4: Simplify right side
    195,136.29x = 30,851,169,082.21
  5. Step 5: Solve for x
    x = 30,851,169,082.21/195,136.29
  6. Step 6: Final answer
    x = 158,100.62

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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.