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Finding the Fourth Proportional to 47,843.58, 66,025.60 and 27,698.60

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Solution

The fourth proportional to 47,843.58, 66,025.60 and 27,698.60 is: 38,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,843.58 : 66,025.60 = 27,698.60 : x
  2. Step 2: Convert to fraction form
    47,843.58/66,025.60 = 27,698.60/x
  3. Step 3: Cross multiply
    47,843.58x = 66,025.60 × 27,698.60
  4. Step 4: Simplify right side
    47,843.58x = 1,828,816,684.16
  5. Step 5: Solve for x
    x = 1,828,816,684.16/47,843.58
  6. Step 6: Final answer
    x = 38,224.91

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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.