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Finding the Fourth Proportional to 40,611.18, 60,859.01 and 19,241.11

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Solution

The fourth proportional to 40,611.18, 60,859.01 and 19,241.11 is: 28,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,611.18 : 60,859.01 = 19,241.11 : x
  2. Step 2: Convert to fraction form
    40,611.18/60,859.01 = 19,241.11/x
  3. Step 3: Cross multiply
    40,611.18x = 60,859.01 × 19,241.11
  4. Step 4: Simplify right side
    40,611.18x = 1,170,994,884.72
  5. Step 5: Solve for x
    x = 1,170,994,884.72/40,611.18
  6. Step 6: Final answer
    x = 28,834.30

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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.