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Finding the Fourth Proportional to 110,070.08, 165,105.12 and 44,360

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Solution

The fourth proportional to 110,070.08, 165,105.12 and 44,360 is: 66,540

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,070.08 : 165,105.12 = 44,360 : x
  2. Step 2: Convert to fraction form
    110,070.08/165,105.12 = 44,360/x
  3. Step 3: Cross multiply
    110,070.08x = 165,105.12 × 44,360
  4. Step 4: Simplify right side
    110,070.08x = 7,324,063,123.20
  5. Step 5: Solve for x
    x = 7,324,063,123.20/110,070.08
  6. Step 6: Final answer
    x = 66,540

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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.