Home / 199,833.45-275,770.23-107,952.77

Finding the Fourth Proportional to 199,833.45, 275,770.23 and 107,952.77

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Solution

The fourth proportional to 199,833.45, 275,770.23 and 107,952.77 is: 148,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,833.45 : 275,770.23 = 107,952.77 : x
  2. Step 2: Convert to fraction form
    199,833.45/275,770.23 = 107,952.77/x
  3. Step 3: Cross multiply
    199,833.45x = 275,770.23 × 107,952.77
  4. Step 4: Simplify right side
    199,833.45x = 29,770,158,833.19
  5. Step 5: Solve for x
    x = 29,770,158,833.19/199,833.45
  6. Step 6: Final answer
    x = 148,974.85

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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.