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Finding the Fourth Proportional to 114,744.93, 171,994.34 and 55,499.10

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Solution

The fourth proportional to 114,744.93, 171,994.34 and 55,499.10 is: 83,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,744.93 : 171,994.34 = 55,499.10 : x
  2. Step 2: Convert to fraction form
    114,744.93/171,994.34 = 55,499.10/x
  3. Step 3: Cross multiply
    114,744.93x = 171,994.34 × 55,499.10
  4. Step 4: Simplify right side
    114,744.93x = 9,545,530,256.68
  5. Step 5: Solve for x
    x = 9,545,530,256.68/114,744.93
  6. Step 6: Final answer
    x = 83,189.13

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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.