Home / 48,919.04-73,387.97-20,838.57

Finding the Fourth Proportional to 48,919.04, 73,387.97 and 20,838.57

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Solution

The fourth proportional to 48,919.04, 73,387.97 and 20,838.57 is: 31,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,919.04 : 73,387.97 = 20,838.57 : x
  2. Step 2: Convert to fraction form
    48,919.04/73,387.97 = 20,838.57/x
  3. Step 3: Cross multiply
    48,919.04x = 73,387.97 × 20,838.57
  4. Step 4: Simplify right side
    48,919.04x = 1,529,300,350.00
  5. Step 5: Solve for x
    x = 1,529,300,350.00/48,919.04
  6. Step 6: Final answer
    x = 31,261.86

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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.