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Finding the Fourth Proportional to 62,003.87, 92,991.66 and 17,619.62

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Solution

The fourth proportional to 62,003.87, 92,991.66 and 17,619.62 is: 26,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,003.87 : 92,991.66 = 17,619.62 : x
  2. Step 2: Convert to fraction form
    62,003.87/92,991.66 = 17,619.62/x
  3. Step 3: Cross multiply
    62,003.87x = 92,991.66 × 17,619.62
  4. Step 4: Simplify right side
    62,003.87x = 1,638,477,247.41
  5. Step 5: Solve for x
    x = 1,638,477,247.41/62,003.87
  6. Step 6: Final answer
    x = 26,425.41

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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.