Home / 57,476.38-86,216.83-20,040.27

Finding the Fourth Proportional to 57,476.38, 86,216.83 and 20,040.27

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Solution

The fourth proportional to 57,476.38, 86,216.83 and 20,040.27 is: 30,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.38 : 86,216.83 = 20,040.27 : x
  2. Step 2: Convert to fraction form
    57,476.38/86,216.83 = 20,040.27/x
  3. Step 3: Cross multiply
    57,476.38x = 86,216.83 × 20,040.27
  4. Step 4: Simplify right side
    57,476.38x = 1,727,808,501.64
  5. Step 5: Solve for x
    x = 1,727,808,501.64/57,476.38
  6. Step 6: Final answer
    x = 30,061.19

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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.