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Finding the Fourth Proportional to 92,676.95, 127,890.76 and 50,234.57

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Solution

The fourth proportional to 92,676.95, 127,890.76 and 50,234.57 is: 69,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,676.95 : 127,890.76 = 50,234.57 : x
  2. Step 2: Convert to fraction form
    92,676.95/127,890.76 = 50,234.57/x
  3. Step 3: Cross multiply
    92,676.95x = 127,890.76 × 50,234.57
  4. Step 4: Simplify right side
    92,676.95x = 6,424,537,335.57
  5. Step 5: Solve for x
    x = 6,424,537,335.57/92,676.95
  6. Step 6: Final answer
    x = 69,321.85

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1.5x scale

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.