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Finding the Fourth Proportional to 53,876.75, 80,831.93 and 27,599.94

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Solution

The fourth proportional to 53,876.75, 80,831.93 and 27,599.94 is: 41,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876.75 : 80,831.93 = 27,599.94 : x
  2. Step 2: Convert to fraction form
    53,876.75/80,831.93 = 27,599.94/x
  3. Step 3: Cross multiply
    53,876.75x = 80,831.93 × 27,599.94
  4. Step 4: Simplify right side
    53,876.75x = 2,230,956,280.08
  5. Step 5: Solve for x
    x = 2,230,956,280.08/53,876.75
  6. Step 6: Final answer
    x = 41,408.52

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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.