Home / 48,031.86-72,046.25-21,736.61

Finding the Fourth Proportional to 48,031.86, 72,046.25 and 21,736.61

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Solution

The fourth proportional to 48,031.86, 72,046.25 and 21,736.61 is: 32,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,031.86 : 72,046.25 = 21,736.61 : x
  2. Step 2: Convert to fraction form
    48,031.86/72,046.25 = 21,736.61/x
  3. Step 3: Cross multiply
    48,031.86x = 72,046.25 × 21,736.61
  4. Step 4: Simplify right side
    48,031.86x = 1,566,040,932.32
  5. Step 5: Solve for x
    x = 1,566,040,932.32/48,031.86
  6. Step 6: Final answer
    x = 32,604.21

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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.