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Finding the Fourth Proportional to 61,553.62, 84,943.96 and 33,259.30

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Solution

The fourth proportional to 61,553.62, 84,943.96 and 33,259.30 is: 45,897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,553.62 : 84,943.96 = 33,259.30 : x
  2. Step 2: Convert to fraction form
    61,553.62/84,943.96 = 33,259.30/x
  3. Step 3: Cross multiply
    61,553.62x = 84,943.96 × 33,259.30
  4. Step 4: Simplify right side
    61,553.62x = 2,825,176,648.83
  5. Step 5: Solve for x
    x = 2,825,176,648.83/61,553.62
  6. Step 6: Final answer
    x = 45,897.81

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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.