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Finding the Fourth Proportional to 62,715.92, 94,040.76 and 27,638.96

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Solution

The fourth proportional to 62,715.92, 94,040.76 and 27,638.96 is: 41,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,715.92 : 94,040.76 = 27,638.96 : x
  2. Step 2: Convert to fraction form
    62,715.92/94,040.76 = 27,638.96/x
  3. Step 3: Cross multiply
    62,715.92x = 94,040.76 × 27,638.96
  4. Step 4: Simplify right side
    62,715.92x = 2,599,188,804.01
  5. Step 5: Solve for x
    x = 2,599,188,804.01/62,715.92
  6. Step 6: Final answer
    x = 41,443.84

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1.5x scale

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.