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Finding the Third Proportional to 21,748 and 32,537

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Solution

The third proportional to 21,748 and 32,537 is: 48,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748 : 32,537 = 32,537 : x
  2. Step 2: Convert to fraction form
    21,748/32,537 = 32,537/x
  3. Step 3: Cross multiply
    21,748x = 32,537 × 32,537
  4. Step 4: Simplify right side
    21,748x = 1,058,656,369
  5. Step 5: Solve for x
    x = 1,058,656,369/21,748
  6. Step 6: Final answer
    x = 48,678.33

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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.