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Finding the Fourth Proportional to 110,203.44, 165,242.94 and 100,799.34

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Solution

The fourth proportional to 110,203.44, 165,242.94 and 100,799.34 is: 151,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,203.44 : 165,242.94 = 100,799.34 : x
  2. Step 2: Convert to fraction form
    110,203.44/165,242.94 = 100,799.34/x
  3. Step 3: Cross multiply
    110,203.44x = 165,242.94 × 100,799.34
  4. Step 4: Simplify right side
    110,203.44x = 16,656,379,291.66
  5. Step 5: Solve for x
    x = 16,656,379,291.66/110,203.44
  6. Step 6: Final answer
    x = 151,142.10

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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.