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Finding the Fourth Proportional to 110,636.88, 165,955.92 and 27,530.88

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Solution

The fourth proportional to 110,636.88, 165,955.92 and 27,530.88 is: 41,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,636.88 : 165,955.92 = 27,530.88 : x
  2. Step 2: Convert to fraction form
    110,636.88/165,955.92 = 27,530.88/x
  3. Step 3: Cross multiply
    110,636.88x = 165,955.92 × 27,530.88
  4. Step 4: Simplify right side
    110,636.88x = 4,568,912,518.81
  5. Step 5: Solve for x
    x = 4,568,912,518.81/110,636.88
  6. Step 6: Final answer
    x = 41,296.47

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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.