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Finding the Fourth Proportional to 61,553.91, 84,944.37 and 33,259.60

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Solution

The fourth proportional to 61,553.91, 84,944.37 and 33,259.60 is: 45,898.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,553.91 : 84,944.37 = 33,259.60 : x
  2. Step 2: Convert to fraction form
    61,553.91/84,944.37 = 33,259.60/x
  3. Step 3: Cross multiply
    61,553.91x = 84,944.37 × 33,259.60
  4. Step 4: Simplify right side
    61,553.91x = 2,825,215,768.45
  5. Step 5: Solve for x
    x = 2,825,215,768.45/61,553.91
  6. Step 6: Final answer
    x = 45,898.23

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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.