Home / 106,747.81-160,067.36-35,644.88

Finding the Fourth Proportional to 106,747.81, 160,067.36 and 35,644.88

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Solution

The fourth proportional to 106,747.81, 160,067.36 and 35,644.88 is: 53,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,747.81 : 160,067.36 = 35,644.88 : x
  2. Step 2: Convert to fraction form
    106,747.81/160,067.36 = 35,644.88/x
  3. Step 3: Cross multiply
    106,747.81x = 160,067.36 × 35,644.88
  4. Step 4: Simplify right side
    106,747.81x = 5,705,582,328.40
  5. Step 5: Solve for x
    x = 5,705,582,328.40/106,747.81
  6. Step 6: Final answer
    x = 53,449.18

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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.