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Finding the Fourth Proportional to 61,539, 84,923.82 and 33,244.70

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Solution

The fourth proportional to 61,539, 84,923.82 and 33,244.70 is: 45,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539 : 84,923.82 = 33,244.70 : x
  2. Step 2: Convert to fraction form
    61,539/84,923.82 = 33,244.70/x
  3. Step 3: Cross multiply
    61,539x = 84,923.82 × 33,244.70
  4. Step 4: Simplify right side
    61,539x = 2,823,266,918.75
  5. Step 5: Solve for x
    x = 2,823,266,918.75/61,539
  6. Step 6: Final answer
    x = 45,877.69

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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.