Home / 136,517.38-204,776.06-38,021.38

Finding the Fourth Proportional to 136,517.38, 204,776.06 and 38,021.38

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Solution

The fourth proportional to 136,517.38, 204,776.06 and 38,021.38 is: 57,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,517.38 : 204,776.06 = 38,021.38 : x
  2. Step 2: Convert to fraction form
    136,517.38/204,776.06 = 38,021.38/x
  3. Step 3: Cross multiply
    136,517.38x = 204,776.06 × 38,021.38
  4. Step 4: Simplify right side
    136,517.38x = 7,785,868,392.16
  5. Step 5: Solve for x
    x = 7,785,868,392.16/136,517.38
  6. Step 6: Final answer
    x = 57,032.07

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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.