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Finding the Fourth Proportional to 110,207.60, 165,311.40 and 27,101.60

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Solution

The fourth proportional to 110,207.60, 165,311.40 and 27,101.60 is: 40,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,207.60 : 165,311.40 = 27,101.60 : x
  2. Step 2: Convert to fraction form
    110,207.60/165,311.40 = 27,101.60/x
  3. Step 3: Cross multiply
    110,207.60x = 165,311.40 × 27,101.60
  4. Step 4: Simplify right side
    110,207.60x = 4,480,203,438.24
  5. Step 5: Solve for x
    x = 4,480,203,438.24/110,207.60
  6. Step 6: Final answer
    x = 40,652.40

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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.