Home / 165,003.20-227,703.04-89,551.68

Finding the Fourth Proportional to 165,003.20, 227,703.04 and 89,551.68

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Solution

The fourth proportional to 165,003.20, 227,703.04 and 89,551.68 is: 123,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,003.20 : 227,703.04 = 89,551.68 : x
  2. Step 2: Convert to fraction form
    165,003.20/227,703.04 = 89,551.68/x
  3. Step 3: Cross multiply
    165,003.20x = 227,703.04 × 89,551.68
  4. Step 4: Simplify right side
    165,003.20x = 20,391,189,773.11
  5. Step 5: Solve for x
    x = 20,391,189,773.11/165,003.20
  6. Step 6: Final answer
    x = 123,580.57

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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.