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Finding the Fourth Proportional to 61,553.80, 84,944.34 and 33,259.54

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Solution

The fourth proportional to 61,553.80, 84,944.34 and 33,259.54 is: 45,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,553.80 : 84,944.34 = 33,259.54 : x
  2. Step 2: Convert to fraction form
    61,553.80/84,944.34 = 33,259.54/x
  3. Step 3: Cross multiply
    61,553.80x = 84,944.34 × 33,259.54
  4. Step 4: Simplify right side
    61,553.80x = 2,825,209,674.00
  5. Step 5: Solve for x
    x = 2,825,209,674.00/61,553.80
  6. Step 6: Final answer
    x = 45,898.22

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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.