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Finding the Fourth Proportional to 61,809.54, 85,297.22 and 33,515.24

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Solution

The fourth proportional to 61,809.54, 85,297.22 and 33,515.24 is: 46,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,809.54 : 85,297.22 = 33,515.24 : x
  2. Step 2: Convert to fraction form
    61,809.54/85,297.22 = 33,515.24/x
  3. Step 3: Cross multiply
    61,809.54x = 85,297.22 × 33,515.24
  4. Step 4: Simplify right side
    61,809.54x = 2,858,756,205.57
  5. Step 5: Solve for x
    x = 2,858,756,205.57/61,809.54
  6. Step 6: Final answer
    x = 46,251.05

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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.