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Finding the Fourth Proportional to 115,551.80, 173,327.70 and 94,556.60

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Solution

The fourth proportional to 115,551.80, 173,327.70 and 94,556.60 is: 141,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,551.80 : 173,327.70 = 94,556.60 : x
  2. Step 2: Convert to fraction form
    115,551.80/173,327.70 = 94,556.60/x
  3. Step 3: Cross multiply
    115,551.80x = 173,327.70 × 94,556.60
  4. Step 4: Simplify right side
    115,551.80x = 16,389,277,997.82
  5. Step 5: Solve for x
    x = 16,389,277,997.82/115,551.80
  6. Step 6: Final answer
    x = 141,834.90

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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.