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Finding the Third Proportional to 15,901.50 and 25,257

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Solution

The third proportional to 15,901.50 and 25,257 is: 40,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,901.50 : 25,257 = 25,257 : x
  2. Step 2: Convert to fraction form
    15,901.50/25,257 = 25,257/x
  3. Step 3: Cross multiply
    15,901.50x = 25,257 × 25,257
  4. Step 4: Simplify right side
    15,901.50x = 637,916,049
  5. Step 5: Solve for x
    x = 637,916,049/15,901.50
  6. Step 6: Final answer
    x = 40,116.72

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.