Home / 199,525.58-275,351.15-108,887.39

Finding the Fourth Proportional to 199,525.58, 275,351.15 and 108,887.39

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Solution

The fourth proportional to 199,525.58, 275,351.15 and 108,887.39 is: 150,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,525.58 : 275,351.15 = 108,887.39 : x
  2. Step 2: Convert to fraction form
    199,525.58/275,351.15 = 108,887.39/x
  3. Step 3: Cross multiply
    199,525.58x = 275,351.15 × 108,887.39
  4. Step 4: Simplify right side
    199,525.58x = 29,982,266,135.81
  5. Step 5: Solve for x
    x = 29,982,266,135.81/199,525.58
  6. Step 6: Final answer
    x = 150,267.78

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1.5x scale

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.