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Finding the Third Proportional to 25,639.45 and 38,812.92

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Solution

The third proportional to 25,639.45 and 38,812.92 is: 58,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.45 : 38,812.92 = 38,812.92 : x
  2. Step 2: Convert to fraction form
    25,639.45/38,812.92 = 38,812.92/x
  3. Step 3: Cross multiply
    25,639.45x = 38,812.92 × 38,812.92
  4. Step 4: Simplify right side
    25,639.45x = 1,506,442,904.47
  5. Step 5: Solve for x
    x = 1,506,442,904.47/25,639.45
  6. Step 6: Final answer
    x = 58,754.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.