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Finding the Fourth Proportional to 25,704.99, 35,469.12 and 15,098.04

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Solution

The fourth proportional to 25,704.99, 35,469.12 and 15,098.04 is: 20,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704.99 : 35,469.12 = 15,098.04 : x
  2. Step 2: Convert to fraction form
    25,704.99/35,469.12 = 15,098.04/x
  3. Step 3: Cross multiply
    25,704.99x = 35,469.12 × 15,098.04
  4. Step 4: Simplify right side
    25,704.99x = 535,514,192.52
  5. Step 5: Solve for x
    x = 535,514,192.52/25,704.99
  6. Step 6: Final answer
    x = 20,833.08

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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.