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Finding the Fourth Proportional to 84,722.97, 116,917.77 and 46,997.22

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Solution

The fourth proportional to 84,722.97, 116,917.77 and 46,997.22 is: 64,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.97 : 116,917.77 = 46,997.22 : x
  2. Step 2: Convert to fraction form
    84,722.97/116,917.77 = 46,997.22/x
  3. Step 3: Cross multiply
    84,722.97x = 116,917.77 × 46,997.22
  4. Step 4: Simplify right side
    84,722.97x = 5,494,810,158.60
  5. Step 5: Solve for x
    x = 5,494,810,158.60/84,722.97
  6. Step 6: Final answer
    x = 64,856.20

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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.