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Finding the Fourth Proportional to 59,520.41, 89,163.78 and 34,507.89

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Solution

The fourth proportional to 59,520.41, 89,163.78 and 34,507.89 is: 51,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,520.41 : 89,163.78 = 34,507.89 : x
  2. Step 2: Convert to fraction form
    59,520.41/89,163.78 = 34,507.89/x
  3. Step 3: Cross multiply
    59,520.41x = 89,163.78 × 34,507.89
  4. Step 4: Simplify right side
    59,520.41x = 3,076,853,782.82
  5. Step 5: Solve for x
    x = 3,076,853,782.82/59,520.41
  6. Step 6: Final answer
    x = 51,694.10

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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.