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Finding the Fourth Proportional to 254,751.11, 382,135.17 and 114,510.14

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Solution

The fourth proportional to 254,751.11, 382,135.17 and 114,510.14 is: 171,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,751.11 : 382,135.17 = 114,510.14 : x
  2. Step 2: Convert to fraction form
    254,751.11/382,135.17 = 114,510.14/x
  3. Step 3: Cross multiply
    254,751.11x = 382,135.17 × 114,510.14
  4. Step 4: Simplify right side
    254,751.11x = 43,758,351,815.62
  5. Step 5: Solve for x
    x = 43,758,351,815.62/254,751.11
  6. Step 6: Final answer
    x = 171,769.03

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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.