Home / 25,383.73-38,081.67-7,853.56

Finding the Fourth Proportional to 25,383.73, 38,081.67 and 7,853.56

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Solution

The fourth proportional to 25,383.73, 38,081.67 and 7,853.56 is: 11,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.73 : 38,081.67 = 7,853.56 : x
  2. Step 2: Convert to fraction form
    25,383.73/38,081.67 = 7,853.56/x
  3. Step 3: Cross multiply
    25,383.73x = 38,081.67 × 7,853.56
  4. Step 4: Simplify right side
    25,383.73x = 299,076,577.68
  5. Step 5: Solve for x
    x = 299,076,577.68/25,383.73
  6. Step 6: Final answer
    x = 11,782.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.