Home / 94,739.78-141,986.27-38,514.22

Finding the Fourth Proportional to 94,739.78, 141,986.27 and 38,514.22

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Solution

The fourth proportional to 94,739.78, 141,986.27 and 38,514.22 is: 57,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,739.78 : 141,986.27 = 38,514.22 : x
  2. Step 2: Convert to fraction form
    94,739.78/141,986.27 = 38,514.22/x
  3. Step 3: Cross multiply
    94,739.78x = 141,986.27 × 38,514.22
  4. Step 4: Simplify right side
    94,739.78x = 5,468,490,181.08
  5. Step 5: Solve for x
    x = 5,468,490,181.08/94,739.78
  6. Step 6: Final answer
    x = 57,721.16

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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.