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Finding the Fourth Proportional to 71,096.67, 98,113.10 and 39,265.41

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Solution

The fourth proportional to 71,096.67, 98,113.10 and 39,265.41 is: 54,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,096.67 : 98,113.10 = 39,265.41 : x
  2. Step 2: Convert to fraction form
    71,096.67/98,113.10 = 39,265.41/x
  3. Step 3: Cross multiply
    71,096.67x = 98,113.10 × 39,265.41
  4. Step 4: Simplify right side
    71,096.67x = 3,852,450,901.54
  5. Step 5: Solve for x
    x = 3,852,450,901.54/71,096.67
  6. Step 6: Final answer
    x = 54,186.09

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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.