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Finding the Fourth Proportional to 110,472.77, 165,580.62 and 63,121.03

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Solution

The fourth proportional to 110,472.77, 165,580.62 and 63,121.03 is: 94,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,472.77 : 165,580.62 = 63,121.03 : x
  2. Step 2: Convert to fraction form
    110,472.77/165,580.62 = 63,121.03/x
  3. Step 3: Cross multiply
    110,472.77x = 165,580.62 × 63,121.03
  4. Step 4: Simplify right side
    110,472.77x = 10,451,619,884.79
  5. Step 5: Solve for x
    x = 10,451,619,884.79/110,472.77
  6. Step 6: Final answer
    x = 94,608.11

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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.