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Finding the Fourth Proportional to 110,448.20, 165,672.30 and 101,894.60

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Solution

The fourth proportional to 110,448.20, 165,672.30 and 101,894.60 is: 152,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,448.20 : 165,672.30 = 101,894.60 : x
  2. Step 2: Convert to fraction form
    110,448.20/165,672.30 = 101,894.60/x
  3. Step 3: Cross multiply
    110,448.20x = 165,672.30 × 101,894.60
  4. Step 4: Simplify right side
    110,448.20x = 16,881,112,739.58
  5. Step 5: Solve for x
    x = 16,881,112,739.58/110,448.20
  6. Step 6: Final answer
    x = 152,841.90

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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.