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Finding the Fourth Proportional to 109,998.67, 165,000.84 and 35,118.74

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Solution

The fourth proportional to 109,998.67, 165,000.84 and 35,118.74 is: 52,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,998.67 : 165,000.84 = 35,118.74 : x
  2. Step 2: Convert to fraction form
    109,998.67/165,000.84 = 35,118.74/x
  3. Step 3: Cross multiply
    109,998.67x = 165,000.84 × 35,118.74
  4. Step 4: Simplify right side
    109,998.67x = 5,794,621,599.74
  5. Step 5: Solve for x
    x = 5,794,621,599.74/109,998.67
  6. Step 6: Final answer
    x = 52,679.02

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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.