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Finding the Fourth Proportional to 59,853.72, 89,977.44 and 55,523.46

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Solution

The fourth proportional to 59,853.72, 89,977.44 and 55,523.46 is: 83,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,853.72 : 89,977.44 = 55,523.46 : x
  2. Step 2: Convert to fraction form
    59,853.72/89,977.44 = 55,523.46/x
  3. Step 3: Cross multiply
    59,853.72x = 89,977.44 × 55,523.46
  4. Step 4: Simplify right side
    59,853.72x = 4,995,858,790.74
  5. Step 5: Solve for x
    x = 4,995,858,790.74/59,853.72
  6. Step 6: Final answer
    x = 83,467.81

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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.