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Finding the Third Proportional to 55,893.50 and 82,058

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Solution

The third proportional to 55,893.50 and 82,058 is: 120,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,893.50 : 82,058 = 82,058 : x
  2. Step 2: Convert to fraction form
    55,893.50/82,058 = 82,058/x
  3. Step 3: Cross multiply
    55,893.50x = 82,058 × 82,058
  4. Step 4: Simplify right side
    55,893.50x = 6,733,515,364
  5. Step 5: Solve for x
    x = 6,733,515,364/55,893.50
  6. Step 6: Final answer
    x = 120,470.45

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.