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Finding the Fourth Proportional to 110,507.70, 165,761.55 and 27,401.70

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Solution

The fourth proportional to 110,507.70, 165,761.55 and 27,401.70 is: 41,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,507.70 : 165,761.55 = 27,401.70 : x
  2. Step 2: Convert to fraction form
    110,507.70/165,761.55 = 27,401.70/x
  3. Step 3: Cross multiply
    110,507.70x = 165,761.55 × 27,401.70
  4. Step 4: Simplify right side
    110,507.70x = 4,542,148,264.64
  5. Step 5: Solve for x
    x = 4,542,148,264.64/110,507.70
  6. Step 6: Final answer
    x = 41,102.55

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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.