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Finding the Fourth Proportional to 92,599.88, 127,787.83 and 50,158.44

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Solution

The fourth proportional to 92,599.88, 127,787.83 and 50,158.44 is: 69,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,599.88 : 127,787.83 = 50,158.44 : x
  2. Step 2: Convert to fraction form
    92,599.88/127,787.83 = 50,158.44/x
  3. Step 3: Cross multiply
    92,599.88x = 127,787.83 × 50,158.44
  4. Step 4: Simplify right side
    92,599.88x = 6,409,638,078.39
  5. Step 5: Solve for x
    x = 6,409,638,078.39/92,599.88
  6. Step 6: Final answer
    x = 69,218.65

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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.