Home / 165,143.53-227,899.24-89,692.03

Finding the Fourth Proportional to 165,143.53, 227,899.24 and 89,692.03

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Solution

The fourth proportional to 165,143.53, 227,899.24 and 89,692.03 is: 123,775.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,143.53 : 227,899.24 = 89,692.03 : x
  2. Step 2: Convert to fraction form
    165,143.53/227,899.24 = 89,692.03/x
  3. Step 3: Cross multiply
    165,143.53x = 227,899.24 × 89,692.03
  4. Step 4: Simplify right side
    165,143.53x = 20,440,746,152.92
  5. Step 5: Solve for x
    x = 20,440,746,152.92/165,143.53
  6. Step 6: Final answer
    x = 123,775.64

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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.