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Finding the Fourth Proportional to 92,706.41, 138,977.14 and 33,528.92

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Solution

The fourth proportional to 92,706.41, 138,977.14 and 33,528.92 is: 50,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,706.41 : 138,977.14 = 33,528.92 : x
  2. Step 2: Convert to fraction form
    92,706.41/138,977.14 = 33,528.92/x
  3. Step 3: Cross multiply
    92,706.41x = 138,977.14 × 33,528.92
  4. Step 4: Simplify right side
    92,706.41x = 4,659,753,408.89
  5. Step 5: Solve for x
    x = 4,659,753,408.89/92,706.41
  6. Step 6: Final answer
    x = 50,263.55

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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.