Home / 106,425.09-159,604.83-36,288

Finding the Fourth Proportional to 106,425.09, 159,604.83 and 36,288

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Solution

The fourth proportional to 106,425.09, 159,604.83 and 36,288 is: 54,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,425.09 : 159,604.83 = 36,288 : x
  2. Step 2: Convert to fraction form
    106,425.09/159,604.83 = 36,288/x
  3. Step 3: Cross multiply
    106,425.09x = 159,604.83 × 36,288
  4. Step 4: Simplify right side
    106,425.09x = 5,791,740,071.04
  5. Step 5: Solve for x
    x = 5,791,740,071.04/106,425.09
  6. Step 6: Final answer
    x = 54,420.81

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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.