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Finding the Fourth Proportional to 174,367.50, 261,553.68 and 49,708.50

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Solution

The fourth proportional to 174,367.50, 261,553.68 and 49,708.50 is: 74,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,367.50 : 261,553.68 = 49,708.50 : x
  2. Step 2: Convert to fraction form
    174,367.50/261,553.68 = 49,708.50/x
  3. Step 3: Cross multiply
    174,367.50x = 261,553.68 × 49,708.50
  4. Step 4: Simplify right side
    174,367.50x = 13,001,441,102.28
  5. Step 5: Solve for x
    x = 13,001,441,102.28/174,367.50
  6. Step 6: Final answer
    x = 74,563.44

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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.