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Finding the Fourth Proportional to 178,969.50, 246,880.71 and 110,963.52

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Solution

The fourth proportional to 178,969.50, 246,880.71 and 110,963.52 is: 153,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,969.50 : 246,880.71 = 110,963.52 : x
  2. Step 2: Convert to fraction form
    178,969.50/246,880.71 = 110,963.52/x
  3. Step 3: Cross multiply
    178,969.50x = 246,880.71 × 110,963.52
  4. Step 4: Simplify right side
    178,969.50x = 27,394,752,601.70
  5. Step 5: Solve for x
    x = 27,394,752,601.70/178,969.50
  6. Step 6: Final answer
    x = 153,069.39

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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.