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Finding the Fourth Proportional to 110,476.20, 165,714.30 and 101,922.60

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Solution

The fourth proportional to 110,476.20, 165,714.30 and 101,922.60 is: 152,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,476.20 : 165,714.30 = 101,922.60 : x
  2. Step 2: Convert to fraction form
    110,476.20/165,714.30 = 101,922.60/x
  3. Step 3: Cross multiply
    110,476.20x = 165,714.30 × 101,922.60
  4. Step 4: Simplify right side
    110,476.20x = 16,890,032,313.18
  5. Step 5: Solve for x
    x = 16,890,032,313.18/110,476.20
  6. Step 6: Final answer
    x = 152,883.90

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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.