Home / 136,002.06-203,772.78-83,301.45

Finding the Fourth Proportional to 136,002.06, 203,772.78 and 83,301.45

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Solution

The fourth proportional to 136,002.06, 203,772.78 and 83,301.45 is: 124,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,002.06 : 203,772.78 = 83,301.45 : x
  2. Step 2: Convert to fraction form
    136,002.06/203,772.78 = 83,301.45/x
  3. Step 3: Cross multiply
    136,002.06x = 203,772.78 × 83,301.45
  4. Step 4: Simplify right side
    136,002.06x = 16,974,568,044.53
  5. Step 5: Solve for x
    x = 16,974,568,044.53/136,002.06
  6. Step 6: Final answer
    x = 124,811.11

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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.