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Finding the Third Proportional to 48,524 and 77,160

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Solution

The third proportional to 48,524 and 77,160 is: 122,695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,524 : 77,160 = 77,160 : x
  2. Step 2: Convert to fraction form
    48,524/77,160 = 77,160/x
  3. Step 3: Cross multiply
    48,524x = 77,160 × 77,160
  4. Step 4: Simplify right side
    48,524x = 5,953,665,600
  5. Step 5: Solve for x
    x = 5,953,665,600/48,524
  6. Step 6: Final answer
    x = 122,695.28

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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.