Home / 39,375.75-54,338.55-25,247.73

Finding the Fourth Proportional to 39,375.75, 54,338.55 and 25,247.73

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Solution

The fourth proportional to 39,375.75, 54,338.55 and 25,247.73 is: 34,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.75 : 54,338.55 = 25,247.73 : x
  2. Step 2: Convert to fraction form
    39,375.75/54,338.55 = 25,247.73/x
  3. Step 3: Cross multiply
    39,375.75x = 54,338.55 × 25,247.73
  4. Step 4: Simplify right side
    39,375.75x = 1,371,925,038.99
  5. Step 5: Solve for x
    x = 1,371,925,038.99/39,375.75
  6. Step 6: Final answer
    x = 34,841.88

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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.