Home / 170,348.20-255,571.62-70,489.96

Finding the Fourth Proportional to 170,348.20, 255,571.62 and 70,489.96

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Solution

The fourth proportional to 170,348.20, 255,571.62 and 70,489.96 is: 105,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,348.20 : 255,571.62 = 70,489.96 : x
  2. Step 2: Convert to fraction form
    170,348.20/255,571.62 = 70,489.96/x
  3. Step 3: Cross multiply
    170,348.20x = 255,571.62 × 70,489.96
  4. Step 4: Simplify right side
    170,348.20x = 18,015,233,270.94
  5. Step 5: Solve for x
    x = 18,015,233,270.94/170,348.20
  6. Step 6: Final answer
    x = 105,755.35

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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.