Home / 244,839.80-366,971.70-139,758.20

Finding the Fourth Proportional to 244,839.80, 366,971.70 and 139,758.20

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Solution

The fourth proportional to 244,839.80, 366,971.70 and 139,758.20 is: 209,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,839.80 : 366,971.70 = 139,758.20 : x
  2. Step 2: Convert to fraction form
    244,839.80/366,971.70 = 139,758.20/x
  3. Step 3: Cross multiply
    244,839.80x = 366,971.70 × 139,758.20
  4. Step 4: Simplify right side
    244,839.80x = 51,287,304,242.94
  5. Step 5: Solve for x
    x = 51,287,304,242.94/244,839.80
  6. Step 6: Final answer
    x = 209,472.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.