Home / 106,636.11-159,262.83-96,620.87

Finding the Fourth Proportional to 106,636.11, 159,262.83 and 96,620.87

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Solution

The fourth proportional to 106,636.11, 159,262.83 and 96,620.87 is: 144,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,636.11 : 159,262.83 = 96,620.87 : x
  2. Step 2: Convert to fraction form
    106,636.11/159,262.83 = 96,620.87/x
  3. Step 3: Cross multiply
    106,636.11x = 159,262.83 × 96,620.87
  4. Step 4: Simplify right side
    106,636.11x = 15,388,112,559.69
  5. Step 5: Solve for x
    x = 15,388,112,559.69/106,636.11
  6. Step 6: Final answer
    x = 144,304.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.