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Finding the Fourth Proportional to 173,889.46, 260,812.41 and 55,550.98

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Solution

The fourth proportional to 173,889.46, 260,812.41 and 55,550.98 is: 83,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,889.46 : 260,812.41 = 55,550.98 : x
  2. Step 2: Convert to fraction form
    173,889.46/260,812.41 = 55,550.98/x
  3. Step 3: Cross multiply
    173,889.46x = 260,812.41 × 55,550.98
  4. Step 4: Simplify right side
    173,889.46x = 14,488,384,971.66
  5. Step 5: Solve for x
    x = 14,488,384,971.66/173,889.46
  6. Step 6: Final answer
    x = 83,319.51

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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.