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Finding the Fourth Proportional to 164,537.38, 246,806.07 and 39,878.38

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Solution

The fourth proportional to 164,537.38, 246,806.07 and 39,878.38 is: 59,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,537.38 : 246,806.07 = 39,878.38 : x
  2. Step 2: Convert to fraction form
    164,537.38/246,806.07 = 39,878.38/x
  3. Step 3: Cross multiply
    164,537.38x = 246,806.07 × 39,878.38
  4. Step 4: Simplify right side
    164,537.38x = 9,842,225,120.85
  5. Step 5: Solve for x
    x = 9,842,225,120.85/164,537.38
  6. Step 6: Final answer
    x = 59,817.56

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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.