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Finding the Fourth Proportional to 29,400.01, 40,554.41 and 27,431.71

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Solution

The fourth proportional to 29,400.01, 40,554.41 and 27,431.71 is: 37,839.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,400.01 : 40,554.41 = 27,431.71 : x
  2. Step 2: Convert to fraction form
    29,400.01/40,554.41 = 27,431.71/x
  3. Step 3: Cross multiply
    29,400.01x = 40,554.41 × 27,431.71
  4. Step 4: Simplify right side
    29,400.01x = 1,112,476,575.80
  5. Step 5: Solve for x
    x = 1,112,476,575.80/29,400.01
  6. Step 6: Final answer
    x = 37,839.33

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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.