Home / 106,425.28-159,637.11-44,095.78

Finding the Fourth Proportional to 106,425.28, 159,637.11 and 44,095.78

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Solution

The fourth proportional to 106,425.28, 159,637.11 and 44,095.78 is: 66,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,425.28 : 159,637.11 = 44,095.78 : x
  2. Step 2: Convert to fraction form
    106,425.28/159,637.11 = 44,095.78/x
  3. Step 3: Cross multiply
    106,425.28x = 159,637.11 × 44,095.78
  4. Step 4: Simplify right side
    106,425.28x = 7,039,322,882.40
  5. Step 5: Solve for x
    x = 7,039,322,882.40/106,425.28
  6. Step 6: Final answer
    x = 66,143.33

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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.