Home / 359,781.20-539,577.69-106,993.56

Finding the Fourth Proportional to 359,781.20, 539,577.69 and 106,993.56

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Solution

The fourth proportional to 359,781.20, 539,577.69 and 106,993.56 is: 160,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,781.20 : 539,577.69 = 106,993.56 : x
  2. Step 2: Convert to fraction form
    359,781.20/539,577.69 = 106,993.56/x
  3. Step 3: Cross multiply
    359,781.20x = 539,577.69 × 106,993.56
  4. Step 4: Simplify right side
    359,781.20x = 57,731,337,949.68
  5. Step 5: Solve for x
    x = 57,731,337,949.68/359,781.20
  6. Step 6: Final answer
    x = 160,462.36

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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.