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Finding the Fourth Proportional to 168,560.90, 232,621.11 and 96,940.98

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Solution

The fourth proportional to 168,560.90, 232,621.11 and 96,940.98 is: 133,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,560.90 : 232,621.11 = 96,940.98 : x
  2. Step 2: Convert to fraction form
    168,560.90/232,621.11 = 96,940.98/x
  3. Step 3: Cross multiply
    168,560.90x = 232,621.11 × 96,940.98
  4. Step 4: Simplify right side
    168,560.90x = 22,550,518,372.09
  5. Step 5: Solve for x
    x = 22,550,518,372.09/168,560.90
  6. Step 6: Final answer
    x = 133,782.62

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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.