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Finding the Fourth Proportional to 174,549.33, 261,664.02 and 68,005.17

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Solution

The fourth proportional to 174,549.33, 261,664.02 and 68,005.17 is: 101,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,549.33 : 261,664.02 = 68,005.17 : x
  2. Step 2: Convert to fraction form
    174,549.33/261,664.02 = 68,005.17/x
  3. Step 3: Cross multiply
    174,549.33x = 261,664.02 × 68,005.17
  4. Step 4: Simplify right side
    174,549.33x = 17,794,506,162.98
  5. Step 5: Solve for x
    x = 17,794,506,162.98/174,549.33
  6. Step 6: Final answer
    x = 101,945.43

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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.