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Finding the Fourth Proportional to 171,597.76, 257,385.33 and 59,279.58

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Solution

The fourth proportional to 171,597.76, 257,385.33 and 59,279.58 is: 88,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,597.76 : 257,385.33 = 59,279.58 : x
  2. Step 2: Convert to fraction form
    171,597.76/257,385.33 = 59,279.58/x
  3. Step 3: Cross multiply
    171,597.76x = 257,385.33 × 59,279.58
  4. Step 4: Simplify right side
    171,597.76x = 15,257,694,260.56
  5. Step 5: Solve for x
    x = 15,257,694,260.56/171,597.76
  6. Step 6: Final answer
    x = 88,915.46

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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.