Home / 170,180.85-234,845.69-106,553.73

Finding the Fourth Proportional to 170,180.85, 234,845.69 and 106,553.73

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Solution

The fourth proportional to 170,180.85, 234,845.69 and 106,553.73 is: 147,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,180.85 : 234,845.69 = 106,553.73 : x
  2. Step 2: Convert to fraction form
    170,180.85/234,845.69 = 106,553.73/x
  3. Step 3: Cross multiply
    170,180.85x = 234,845.69 × 106,553.73
  4. Step 4: Simplify right side
    170,180.85x = 25,023,683,711.16
  5. Step 5: Solve for x
    x = 25,023,683,711.16/170,180.85
  6. Step 6: Final answer
    x = 147,041.71

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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.