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Finding the Fourth Proportional to 39,843.59, 59,473.86 and 35,114.48

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Solution

The fourth proportional to 39,843.59, 59,473.86 and 35,114.48 is: 52,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,843.59 : 59,473.86 = 35,114.48 : x
  2. Step 2: Convert to fraction form
    39,843.59/59,473.86 = 35,114.48/x
  3. Step 3: Cross multiply
    39,843.59x = 59,473.86 × 35,114.48
  4. Step 4: Simplify right side
    39,843.59x = 2,088,393,370.12
  5. Step 5: Solve for x
    x = 2,088,393,370.12/39,843.59
  6. Step 6: Final answer
    x = 52,414.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.