Home / 135,909.87-202,949.51-110,999.33

Finding the Fourth Proportional to 135,909.87, 202,949.51 and 110,999.33

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Solution

The fourth proportional to 135,909.87, 202,949.51 and 110,999.33 is: 165,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,909.87 : 202,949.51 = 110,999.33 : x
  2. Step 2: Convert to fraction form
    135,909.87/202,949.51 = 110,999.33/x
  3. Step 3: Cross multiply
    135,909.87x = 202,949.51 × 110,999.33
  4. Step 4: Simplify right side
    135,909.87x = 22,527,259,633.83
  5. Step 5: Solve for x
    x = 22,527,259,633.83/135,909.87
  6. Step 6: Final answer
    x = 165,751.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.