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Finding the Fourth Proportional to 62,512.12, 86,239.22 and 37,347

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Solution

The fourth proportional to 62,512.12, 86,239.22 and 37,347 is: 51,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512.12 : 86,239.22 = 37,347 : x
  2. Step 2: Convert to fraction form
    62,512.12/86,239.22 = 37,347/x
  3. Step 3: Cross multiply
    62,512.12x = 86,239.22 × 37,347
  4. Step 4: Simplify right side
    62,512.12x = 3,220,776,149.34
  5. Step 5: Solve for x
    x = 3,220,776,149.34/62,512.12
  6. Step 6: Final answer
    x = 51,522.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.