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Finding the Fourth Proportional to 59,661.87, 89,416.26 and 50,410.86

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Solution

The fourth proportional to 59,661.87, 89,416.26 and 50,410.86 is: 75,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,661.87 : 89,416.26 = 50,410.86 : x
  2. Step 2: Convert to fraction form
    59,661.87/89,416.26 = 50,410.86/x
  3. Step 3: Cross multiply
    59,661.87x = 89,416.26 × 50,410.86
  4. Step 4: Simplify right side
    59,661.87x = 4,507,550,564.58
  5. Step 5: Solve for x
    x = 4,507,550,564.58/59,661.87
  6. Step 6: Final answer
    x = 75,551.61

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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.