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Finding the Fourth Proportional to 168,549.93, 252,790.67 and 61,897.23

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Solution

The fourth proportional to 168,549.93, 252,790.67 and 61,897.23 is: 92,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,549.93 : 252,790.67 = 61,897.23 : x
  2. Step 2: Convert to fraction form
    168,549.93/252,790.67 = 61,897.23/x
  3. Step 3: Cross multiply
    168,549.93x = 252,790.67 × 61,897.23
  4. Step 4: Simplify right side
    168,549.93x = 15,647,042,397.59
  5. Step 5: Solve for x
    x = 15,647,042,397.59/168,549.93
  6. Step 6: Final answer
    x = 92,833.28

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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.