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Finding the Fourth Proportional to 37,843.25, 52,225.31 and 21,076.25

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Solution

The fourth proportional to 37,843.25, 52,225.31 and 21,076.25 is: 29,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,843.25 : 52,225.31 = 21,076.25 : x
  2. Step 2: Convert to fraction form
    37,843.25/52,225.31 = 21,076.25/x
  3. Step 3: Cross multiply
    37,843.25x = 52,225.31 × 21,076.25
  4. Step 4: Simplify right side
    37,843.25x = 1,100,713,584.51
  5. Step 5: Solve for x
    x = 1,100,713,584.51/37,843.25
  6. Step 6: Final answer
    x = 29,086.13

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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.