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Finding the Fourth Proportional to 25,326.75, 37,893.75 and 15,294.57

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Solution

The fourth proportional to 25,326.75, 37,893.75 and 15,294.57 is: 22,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.75 : 37,893.75 = 15,294.57 : x
  2. Step 2: Convert to fraction form
    25,326.75/37,893.75 = 15,294.57/x
  3. Step 3: Cross multiply
    25,326.75x = 37,893.75 × 15,294.57
  4. Step 4: Simplify right side
    25,326.75x = 579,568,611.94
  5. Step 5: Solve for x
    x = 579,568,611.94/25,326.75
  6. Step 6: Final answer
    x = 22,883.66

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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.