Home / 48,975.66-73,491.18-20,893.05

Finding the Fourth Proportional to 48,975.66, 73,491.18 and 20,893.05

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Solution

The fourth proportional to 48,975.66, 73,491.18 and 20,893.05 is: 31,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,975.66 : 73,491.18 = 20,893.05 : x
  2. Step 2: Convert to fraction form
    48,975.66/73,491.18 = 20,893.05/x
  3. Step 3: Cross multiply
    48,975.66x = 73,491.18 × 20,893.05
  4. Step 4: Simplify right side
    48,975.66x = 1,535,454,898.30
  5. Step 5: Solve for x
    x = 1,535,454,898.30/48,975.66
  6. Step 6: Final answer
    x = 31,351.39

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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.