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Finding the Fourth Proportional to 5,136.88, 7,087.80 and 3,041.68

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Solution

The fourth proportional to 5,136.88, 7,087.80 and 3,041.68 is: 4,196.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.88 : 7,087.80 = 3,041.68 : x
  2. Step 2: Convert to fraction form
    5,136.88/7,087.80 = 3,041.68/x
  3. Step 3: Cross multiply
    5,136.88x = 7,087.80 × 3,041.68
  4. Step 4: Simplify right side
    5,136.88x = 21,558,819.50
  5. Step 5: Solve for x
    x = 21,558,819.50/5,136.88
  6. Step 6: Final answer
    x = 4,196.87

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