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Finding the Fourth Proportional to 62,894.76, 86,787.72 and 36,029.94

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Solution

The fourth proportional to 62,894.76, 86,787.72 and 36,029.94 is: 49,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,894.76 : 86,787.72 = 36,029.94 : x
  2. Step 2: Convert to fraction form
    62,894.76/86,787.72 = 36,029.94/x
  3. Step 3: Cross multiply
    62,894.76x = 86,787.72 × 36,029.94
  4. Step 4: Simplify right side
    62,894.76x = 3,126,956,344.34
  5. Step 5: Solve for x
    x = 3,126,956,344.34/62,894.76
  6. Step 6: Final answer
    x = 49,717.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.