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Finding the Fourth Proportional to 84,383.79, 116,249.43 and 58,843.74

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Solution

The fourth proportional to 84,383.79, 116,249.43 and 58,843.74 is: 81,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,383.79 : 116,249.43 = 58,843.74 : x
  2. Step 2: Convert to fraction form
    84,383.79/116,249.43 = 58,843.74/x
  3. Step 3: Cross multiply
    84,383.79x = 116,249.43 × 58,843.74
  4. Step 4: Simplify right side
    84,383.79x = 6,840,550,358.60
  5. Step 5: Solve for x
    x = 6,840,550,358.60/84,383.79
  6. Step 6: Final answer
    x = 81,064.74

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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.