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Finding the Fourth Proportional to 84,609.56, 116,773.44 and 48,792.44

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Solution

The fourth proportional to 84,609.56, 116,773.44 and 48,792.44 is: 67,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,609.56 : 116,773.44 = 48,792.44 : x
  2. Step 2: Convert to fraction form
    84,609.56/116,773.44 = 48,792.44/x
  3. Step 3: Cross multiply
    84,609.56x = 116,773.44 × 48,792.44
  4. Step 4: Simplify right side
    84,609.56x = 5,697,661,064.79
  5. Step 5: Solve for x
    x = 5,697,661,064.79/84,609.56
  6. Step 6: Final answer
    x = 67,340.63

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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.