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Finding the Fourth Proportional to 168,807.89, 232,844.92 and 108,282.67

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Solution

The fourth proportional to 168,807.89, 232,844.92 and 108,282.67 is: 149,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,807.89 : 232,844.92 = 108,282.67 : x
  2. Step 2: Convert to fraction form
    168,807.89/232,844.92 = 108,282.67/x
  3. Step 3: Cross multiply
    168,807.89x = 232,844.92 × 108,282.67
  4. Step 4: Simplify right side
    168,807.89x = 25,213,069,633.54
  5. Step 5: Solve for x
    x = 25,213,069,633.54/168,807.89
  6. Step 6: Final answer
    x = 149,359.54

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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.