Home / 25,121.30-37,685.79-8,249.00

Finding the Fourth Proportional to 25,121.30, 37,685.79 and 8,249.00

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Solution

The fourth proportional to 25,121.30, 37,685.79 and 8,249.00 is: 12,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.30 : 37,685.79 = 8,249.00 : x
  2. Step 2: Convert to fraction form
    25,121.30/37,685.79 = 8,249.00/x
  3. Step 3: Cross multiply
    25,121.30x = 37,685.79 × 8,249.00
  4. Step 4: Simplify right side
    25,121.30x = 310,869,893.28
  5. Step 5: Solve for x
    x = 310,869,893.28/25,121.30
  6. Step 6: Final answer
    x = 12,374.76

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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.