Home / 106,104.38-159,154.22-49,913.32

Finding the Fourth Proportional to 106,104.38, 159,154.22 and 49,913.32

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Solution

The fourth proportional to 106,104.38, 159,154.22 and 49,913.32 is: 74,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,104.38 : 159,154.22 = 49,913.32 : x
  2. Step 2: Convert to fraction form
    106,104.38/159,154.22 = 49,913.32/x
  3. Step 3: Cross multiply
    106,104.38x = 159,154.22 × 49,913.32
  4. Step 4: Simplify right side
    106,104.38x = 7,943,915,512.21
  5. Step 5: Solve for x
    x = 7,943,915,512.21/106,104.38
  6. Step 6: Final answer
    x = 74,868.87

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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.