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Finding the Fourth Proportional to 59,137.43, 81,471.03 and 41,199.98

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Solution

The fourth proportional to 59,137.43, 81,471.03 and 41,199.98 is: 56,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,137.43 : 81,471.03 = 41,199.98 : x
  2. Step 2: Convert to fraction form
    59,137.43/81,471.03 = 41,199.98/x
  3. Step 3: Cross multiply
    59,137.43x = 81,471.03 × 41,199.98
  4. Step 4: Simplify right side
    59,137.43x = 3,356,604,806.58
  5. Step 5: Solve for x
    x = 3,356,604,806.58/59,137.43
  6. Step 6: Final answer
    x = 56,759.40

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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.