Home / 144,819.03-199,849.95-88,230.45

Finding the Fourth Proportional to 144,819.03, 199,849.95 and 88,230.45

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Solution

The fourth proportional to 144,819.03, 199,849.95 and 88,230.45 is: 121,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,819.03 : 199,849.95 = 88,230.45 : x
  2. Step 2: Convert to fraction form
    144,819.03/199,849.95 = 88,230.45/x
  3. Step 3: Cross multiply
    144,819.03x = 199,849.95 × 88,230.45
  4. Step 4: Simplify right side
    144,819.03x = 17,632,851,020.98
  5. Step 5: Solve for x
    x = 17,632,851,020.98/144,819.03
  6. Step 6: Final answer
    x = 121,757.83

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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.