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Finding the Fourth Proportional to 177,791.64, 245,236.86 and 114,028.44

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Solution

The fourth proportional to 177,791.64, 245,236.86 and 114,028.44 is: 157,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,791.64 : 245,236.86 = 114,028.44 : x
  2. Step 2: Convert to fraction form
    177,791.64/245,236.86 = 114,028.44/x
  3. Step 3: Cross multiply
    177,791.64x = 245,236.86 × 114,028.44
  4. Step 4: Simplify right side
    177,791.64x = 27,963,976,576.30
  5. Step 5: Solve for x
    x = 27,963,976,576.30/177,791.64
  6. Step 6: Final answer
    x = 157,285.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.