Home / 54,945.92-82,271.25-45,202.83

Finding the Fourth Proportional to 54,945.92, 82,271.25 and 45,202.83

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Solution

The fourth proportional to 54,945.92, 82,271.25 and 45,202.83 is: 67,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,945.92 : 82,271.25 = 45,202.83 : x
  2. Step 2: Convert to fraction form
    54,945.92/82,271.25 = 45,202.83/x
  3. Step 3: Cross multiply
    54,945.92x = 82,271.25 × 45,202.83
  4. Step 4: Simplify right side
    54,945.92x = 3,718,893,327.64
  5. Step 5: Solve for x
    x = 3,718,893,327.64/54,945.92
  6. Step 6: Final answer
    x = 67,682.80

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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.