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Finding the Fourth Proportional to 173,575.88, 260,511.75 and 68,468.66

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Solution

The fourth proportional to 173,575.88, 260,511.75 and 68,468.66 is: 102,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,575.88 : 260,511.75 = 68,468.66 : x
  2. Step 2: Convert to fraction form
    173,575.88/260,511.75 = 68,468.66/x
  3. Step 3: Cross multiply
    173,575.88x = 260,511.75 × 68,468.66
  4. Step 4: Simplify right side
    173,575.88x = 17,836,890,436.76
  5. Step 5: Solve for x
    x = 17,836,890,436.76/173,575.88
  6. Step 6: Final answer
    x = 102,761.34

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1.5x scale

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.