Home / 48,820.02-73,239.82-20,739.85

Finding the Fourth Proportional to 48,820.02, 73,239.82 and 20,739.85

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Solution

The fourth proportional to 48,820.02, 73,239.82 and 20,739.85 is: 31,113.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,820.02 : 73,239.82 = 20,739.85 : x
  2. Step 2: Convert to fraction form
    48,820.02/73,239.82 = 20,739.85/x
  3. Step 3: Cross multiply
    48,820.02x = 73,239.82 × 20,739.85
  4. Step 4: Simplify right side
    48,820.02x = 1,518,982,645.88
  5. Step 5: Solve for x
    x = 1,518,982,645.88/48,820.02
  6. Step 6: Final answer
    x = 31,113.93

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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.