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Finding the Fourth Proportional to 84,635.44, 116,792.88 and 48,836.96

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Solution

The fourth proportional to 84,635.44, 116,792.88 and 48,836.96 is: 67,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,635.44 : 116,792.88 = 48,836.96 : x
  2. Step 2: Convert to fraction form
    84,635.44/116,792.88 = 48,836.96/x
  3. Step 3: Cross multiply
    84,635.44x = 116,792.88 × 48,836.96
  4. Step 4: Simplify right side
    84,635.44x = 5,703,809,208.84
  5. Step 5: Solve for x
    x = 5,703,809,208.84/84,635.44
  6. Step 6: Final answer
    x = 67,392.68

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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.