Home / 106,008.12-159,046.70-49,853.82

Finding the Fourth Proportional to 106,008.12, 159,046.70 and 49,853.82

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Solution

The fourth proportional to 106,008.12, 159,046.70 and 49,853.82 is: 74,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,008.12 : 159,046.70 = 49,853.82 : x
  2. Step 2: Convert to fraction form
    106,008.12/159,046.70 = 49,853.82/x
  3. Step 3: Cross multiply
    106,008.12x = 159,046.70 × 49,853.82
  4. Step 4: Simplify right side
    106,008.12x = 7,929,085,304.12
  5. Step 5: Solve for x
    x = 7,929,085,304.12/106,008.12
  6. Step 6: Final answer
    x = 74,796.96

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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.