Home / 50,932.40-76,456.20-39,297.20

Finding the Fourth Proportional to 50,932.40, 76,456.20 and 39,297.20

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Solution

The fourth proportional to 50,932.40, 76,456.20 and 39,297.20 is: 58,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,932.40 : 76,456.20 = 39,297.20 : x
  2. Step 2: Convert to fraction form
    50,932.40/76,456.20 = 39,297.20/x
  3. Step 3: Cross multiply
    50,932.40x = 76,456.20 × 39,297.20
  4. Step 4: Simplify right side
    50,932.40x = 3,004,514,582.64
  5. Step 5: Solve for x
    x = 3,004,514,582.64/50,932.40
  6. Step 6: Final answer
    x = 58,990.24

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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.