Home / 39,468.56-54,456.85-25,340.54

Finding the Fourth Proportional to 39,468.56, 54,456.85 and 25,340.54

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Solution

The fourth proportional to 39,468.56, 54,456.85 and 25,340.54 is: 34,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,468.56 : 54,456.85 = 25,340.54 : x
  2. Step 2: Convert to fraction form
    39,468.56/54,456.85 = 25,340.54/x
  3. Step 3: Cross multiply
    39,468.56x = 54,456.85 × 25,340.54
  4. Step 4: Simplify right side
    39,468.56x = 1,379,965,985.70
  5. Step 5: Solve for x
    x = 1,379,965,985.70/39,468.56
  6. Step 6: Final answer
    x = 34,963.68

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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.