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Finding the Fourth Proportional to 173,664.99, 260,494.65 and 55,334.73

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Solution

The fourth proportional to 173,664.99, 260,494.65 and 55,334.73 is: 83,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,664.99 : 260,494.65 = 55,334.73 : x
  2. Step 2: Convert to fraction form
    173,664.99/260,494.65 = 55,334.73/x
  3. Step 3: Cross multiply
    173,664.99x = 260,494.65 × 55,334.73
  4. Step 4: Simplify right side
    173,664.99x = 14,414,401,124.19
  5. Step 5: Solve for x
    x = 14,414,401,124.19/173,664.99
  6. Step 6: Final answer
    x = 83,001.19

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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.