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Finding the Fourth Proportional to 173,893.96, 260,819.16 and 55,555.48

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Solution

The fourth proportional to 173,893.96, 260,819.16 and 55,555.48 is: 83,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,893.96 : 260,819.16 = 55,555.48 : x
  2. Step 2: Convert to fraction form
    173,893.96/260,819.16 = 55,555.48/x
  3. Step 3: Cross multiply
    173,893.96x = 260,819.16 × 55,555.48
  4. Step 4: Simplify right side
    173,893.96x = 14,489,933,627.00
  5. Step 5: Solve for x
    x = 14,489,933,627.00/173,893.96
  6. Step 6: Final answer
    x = 83,326.26

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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.