Home / 165,154.56-227,914.24-89,703.68

Finding the Fourth Proportional to 165,154.56, 227,914.24 and 89,703.68

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Solution

The fourth proportional to 165,154.56, 227,914.24 and 89,703.68 is: 123,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,154.56 : 227,914.24 = 89,703.68 : x
  2. Step 2: Convert to fraction form
    165,154.56/227,914.24 = 89,703.68/x
  3. Step 3: Cross multiply
    165,154.56x = 227,914.24 × 89,703.68
  4. Step 4: Simplify right side
    165,154.56x = 20,444,746,052.40
  5. Step 5: Solve for x
    x = 20,444,746,052.40/165,154.56
  6. Step 6: Final answer
    x = 123,791.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.