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Finding the Fourth Proportional to 110,048.80, 165,073.20 and 26,942.80

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Solution

The fourth proportional to 110,048.80, 165,073.20 and 26,942.80 is: 40,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,048.80 : 165,073.20 = 26,942.80 : x
  2. Step 2: Convert to fraction form
    110,048.80/165,073.20 = 26,942.80/x
  3. Step 3: Cross multiply
    110,048.80x = 165,073.20 × 26,942.80
  4. Step 4: Simplify right side
    110,048.80x = 4,447,534,212.96
  5. Step 5: Solve for x
    x = 4,447,534,212.96/110,048.80
  6. Step 6: Final answer
    x = 40,414.20

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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.