Home / 38,072.98-52,540.98-21,076.72

Finding the Fourth Proportional to 38,072.98, 52,540.98 and 21,076.72

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Solution

The fourth proportional to 38,072.98, 52,540.98 and 21,076.72 is: 29,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,072.98 : 52,540.98 = 21,076.72 : x
  2. Step 2: Convert to fraction form
    38,072.98/52,540.98 = 21,076.72/x
  3. Step 3: Cross multiply
    38,072.98x = 52,540.98 × 21,076.72
  4. Step 4: Simplify right side
    38,072.98x = 1,107,391,523.99
  5. Step 5: Solve for x
    x = 1,107,391,523.99/38,072.98
  6. Step 6: Final answer
    x = 29,086.02

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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.