Home / 25,469.49-38,205.69-6,749.04

Finding the Fourth Proportional to 25,469.49, 38,205.69 and 6,749.04

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Solution

The fourth proportional to 25,469.49, 38,205.69 and 6,749.04 is: 10,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.49 : 38,205.69 = 6,749.04 : x
  2. Step 2: Convert to fraction form
    25,469.49/38,205.69 = 6,749.04/x
  3. Step 3: Cross multiply
    25,469.49x = 38,205.69 × 6,749.04
  4. Step 4: Simplify right side
    25,469.49x = 257,851,730.04
  5. Step 5: Solve for x
    x = 257,851,730.04/25,469.49
  6. Step 6: Final answer
    x = 10,123.95

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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.