Home / 109,793.40-164,708.33-43,235.70

Finding the Fourth Proportional to 109,793.40, 164,708.33 and 43,235.70

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Solution

The fourth proportional to 109,793.40, 164,708.33 and 43,235.70 is: 64,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,793.40 : 164,708.33 = 43,235.70 : x
  2. Step 2: Convert to fraction form
    109,793.40/164,708.33 = 43,235.70/x
  3. Step 3: Cross multiply
    109,793.40x = 164,708.33 × 43,235.70
  4. Step 4: Simplify right side
    109,793.40x = 7,121,279,727.20
  5. Step 5: Solve for x
    x = 7,121,279,727.20/109,793.40
  6. Step 6: Final answer
    x = 64,860.73

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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.