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Finding the Fourth Proportional to 173,841.39, 260,783.96 and 61,495.20

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Solution

The fourth proportional to 173,841.39, 260,783.96 and 61,495.20 is: 92,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,841.39 : 260,783.96 = 61,495.20 : x
  2. Step 2: Convert to fraction form
    173,841.39/260,783.96 = 61,495.20/x
  3. Step 3: Cross multiply
    173,841.39x = 260,783.96 × 61,495.20
  4. Step 4: Simplify right side
    173,841.39x = 16,036,961,469.52
  5. Step 5: Solve for x
    x = 16,036,961,469.52/173,841.39
  6. Step 6: Final answer
    x = 92,250.54

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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.