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Finding the Fourth Proportional to 174,550.62, 261,583.62 and 79,548.66

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Solution

The fourth proportional to 174,550.62, 261,583.62 and 79,548.66 is: 119,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,550.62 : 261,583.62 = 79,548.66 : x
  2. Step 2: Convert to fraction form
    174,550.62/261,583.62 = 79,548.66/x
  3. Step 3: Cross multiply
    174,550.62x = 261,583.62 × 79,548.66
  4. Step 4: Simplify right side
    174,550.62x = 20,808,626,448.95
  5. Step 5: Solve for x
    x = 20,808,626,448.95/174,550.62
  6. Step 6: Final answer
    x = 119,212.56

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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.