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Finding the Fourth Proportional to 106,891.92, 160,467.48 and 50,020.20

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Solution

The fourth proportional to 106,891.92, 160,467.48 and 50,020.20 is: 75,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,891.92 : 160,467.48 = 50,020.20 : x
  2. Step 2: Convert to fraction form
    106,891.92/160,467.48 = 50,020.20/x
  3. Step 3: Cross multiply
    106,891.92x = 160,467.48 × 50,020.20
  4. Step 4: Simplify right side
    106,891.92x = 8,026,615,443.10
  5. Step 5: Solve for x
    x = 8,026,615,443.10/106,891.92
  6. Step 6: Final answer
    x = 75,090.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.