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Finding the Third Proportional to 35,391 and 48,087

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Solution

The third proportional to 35,391 and 48,087 is: 65,337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,391 : 48,087 = 48,087 : x
  2. Step 2: Convert to fraction form
    35,391/48,087 = 48,087/x
  3. Step 3: Cross multiply
    35,391x = 48,087 × 48,087
  4. Step 4: Simplify right side
    35,391x = 2,312,359,569
  5. Step 5: Solve for x
    x = 2,312,359,569/35,391
  6. Step 6: Final answer
    x = 65,337.50

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.