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Finding the Fourth Proportional to 168,800, 232,923.84 and 93,338.24

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Solution

The fourth proportional to 168,800, 232,923.84 and 93,338.24 is: 128,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,800 : 232,923.84 = 93,338.24 : x
  2. Step 2: Convert to fraction form
    168,800/232,923.84 = 93,338.24/x
  3. Step 3: Cross multiply
    168,800x = 232,923.84 × 93,338.24
  4. Step 4: Simplify right side
    168,800x = 21,740,701,279.64
  5. Step 5: Solve for x
    x = 21,740,701,279.64/168,800
  6. Step 6: Final answer
    x = 128,795.62

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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.