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Finding the Fourth Proportional to 84,673.92, 116,826.39 and 52,874.94

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Solution

The fourth proportional to 84,673.92, 116,826.39 and 52,874.94 is: 72,952.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,673.92 : 116,826.39 = 52,874.94 : x
  2. Step 2: Convert to fraction form
    84,673.92/116,826.39 = 52,874.94/x
  3. Step 3: Cross multiply
    84,673.92x = 116,826.39 × 52,874.94
  4. Step 4: Simplify right side
    84,673.92x = 6,177,188,361.67
  5. Step 5: Solve for x
    x = 6,177,188,361.67/84,673.92
  6. Step 6: Final answer
    x = 72,952.67

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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.