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Finding the Fourth Proportional to 59,777.75, 82,492.68 and 32,919.69

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Solution

The fourth proportional to 59,777.75, 82,492.68 and 32,919.69 is: 45,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,777.75 : 82,492.68 = 32,919.69 : x
  2. Step 2: Convert to fraction form
    59,777.75/82,492.68 = 32,919.69/x
  3. Step 3: Cross multiply
    59,777.75x = 82,492.68 × 32,919.69
  4. Step 4: Simplify right side
    59,777.75x = 2,715,633,236.47
  5. Step 5: Solve for x
    x = 2,715,633,236.47/59,777.75
  6. Step 6: Final answer
    x = 45,428.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.