Home / 50,992.20-70,359.30-29,772.36

Finding the Fourth Proportional to 50,992.20, 70,359.30 and 29,772.36

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Solution

The fourth proportional to 50,992.20, 70,359.30 and 29,772.36 is: 41,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,992.20 : 70,359.30 = 29,772.36 : x
  2. Step 2: Convert to fraction form
    50,992.20/70,359.30 = 29,772.36/x
  3. Step 3: Cross multiply
    50,992.20x = 70,359.30 × 29,772.36
  4. Step 4: Simplify right side
    50,992.20x = 2,094,762,408.95
  5. Step 5: Solve for x
    x = 2,094,762,408.95/50,992.20
  6. Step 6: Final answer
    x = 41,080.06

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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.