Home / 106,272.46-159,326.07-68,753.26

Finding the Fourth Proportional to 106,272.46, 159,326.07 and 68,753.26

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Solution

The fourth proportional to 106,272.46, 159,326.07 and 68,753.26 is: 103,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,272.46 : 159,326.07 = 68,753.26 : x
  2. Step 2: Convert to fraction form
    106,272.46/159,326.07 = 68,753.26/x
  3. Step 3: Cross multiply
    106,272.46x = 159,326.07 × 68,753.26
  4. Step 4: Simplify right side
    106,272.46x = 10,954,186,715.49
  5. Step 5: Solve for x
    x = 10,954,186,715.49/106,272.46
  6. Step 6: Final answer
    x = 103,076.44

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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.