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Finding the Fourth Proportional to 110,099.97, 165,130.50 and 43,517.97

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Solution

The fourth proportional to 110,099.97, 165,130.50 and 43,517.97 is: 65,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,099.97 : 165,130.50 = 43,517.97 : x
  2. Step 2: Convert to fraction form
    110,099.97/165,130.50 = 43,517.97/x
  3. Step 3: Cross multiply
    110,099.97x = 165,130.50 × 43,517.97
  4. Step 4: Simplify right side
    110,099.97x = 7,186,144,145.09
  5. Step 5: Solve for x
    x = 7,186,144,145.09/110,099.97
  6. Step 6: Final answer
    x = 65,269.27

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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.