Home / 55,568.24-83,359.68-20,532.56

Finding the Fourth Proportional to 55,568.24, 83,359.68 and 20,532.56

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Solution

The fourth proportional to 55,568.24, 83,359.68 and 20,532.56 is: 30,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,568.24 : 83,359.68 = 20,532.56 : x
  2. Step 2: Convert to fraction form
    55,568.24/83,359.68 = 20,532.56/x
  3. Step 3: Cross multiply
    55,568.24x = 83,359.68 × 20,532.56
  4. Step 4: Simplify right side
    55,568.24x = 1,711,587,631.18
  5. Step 5: Solve for x
    x = 1,711,587,631.18/55,568.24
  6. Step 6: Final answer
    x = 30,801.54

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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.