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Finding the Fourth Proportional to 75,808.44, 113,596.02 and 44,609.40

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Solution

The fourth proportional to 75,808.44, 113,596.02 and 44,609.40 is: 66,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,808.44 : 113,596.02 = 44,609.40 : x
  2. Step 2: Convert to fraction form
    75,808.44/113,596.02 = 44,609.40/x
  3. Step 3: Cross multiply
    75,808.44x = 113,596.02 × 44,609.40
  4. Step 4: Simplify right side
    75,808.44x = 5,067,450,294.59
  5. Step 5: Solve for x
    x = 5,067,450,294.59/75,808.44
  6. Step 6: Final answer
    x = 66,845.46

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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.