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Finding the Fourth Proportional to 171,879.90, 257,758.08 and 59,529.84

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Solution

The fourth proportional to 171,879.90, 257,758.08 and 59,529.84 is: 89,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,879.90 : 257,758.08 = 59,529.84 : x
  2. Step 2: Convert to fraction form
    171,879.90/257,758.08 = 59,529.84/x
  3. Step 3: Cross multiply
    171,879.90x = 257,758.08 × 59,529.84
  4. Step 4: Simplify right side
    171,879.90x = 15,344,297,261.11
  5. Step 5: Solve for x
    x = 15,344,297,261.11/171,879.90
  6. Step 6: Final answer
    x = 89,273.37

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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.