Home / 54,720.81-75,516.26-33,214.50

Finding the Fourth Proportional to 54,720.81, 75,516.26 and 33,214.50

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Solution

The fourth proportional to 54,720.81, 75,516.26 and 33,214.50 is: 45,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,720.81 : 75,516.26 = 33,214.50 : x
  2. Step 2: Convert to fraction form
    54,720.81/75,516.26 = 33,214.50/x
  3. Step 3: Cross multiply
    54,720.81x = 75,516.26 × 33,214.50
  4. Step 4: Simplify right side
    54,720.81x = 2,508,234,651.70
  5. Step 5: Solve for x
    x = 2,508,234,651.70/54,720.81
  6. Step 6: Final answer
    x = 45,836.94

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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.