Home / 38,242.40-57,378.78-17,176.73

Finding the Fourth Proportional to 38,242.40, 57,378.78 and 17,176.73

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Solution

The fourth proportional to 38,242.40, 57,378.78 and 17,176.73 is: 25,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.40 : 57,378.78 = 17,176.73 : x
  2. Step 2: Convert to fraction form
    38,242.40/57,378.78 = 17,176.73/x
  3. Step 3: Cross multiply
    38,242.40x = 57,378.78 × 17,176.73
  4. Step 4: Simplify right side
    38,242.40x = 985,579,524.90
  5. Step 5: Solve for x
    x = 985,579,524.90/38,242.40
  6. Step 6: Final answer
    x = 25,771.91

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1.5x scale

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.