Home / 82,228.46-123,295.54-25,287.56

Finding the Fourth Proportional to 82,228.46, 123,295.54 and 25,287.56

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Solution

The fourth proportional to 82,228.46, 123,295.54 and 25,287.56 is: 37,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,228.46 : 123,295.54 = 25,287.56 : x
  2. Step 2: Convert to fraction form
    82,228.46/123,295.54 = 25,287.56/x
  3. Step 3: Cross multiply
    82,228.46x = 123,295.54 × 25,287.56
  4. Step 4: Simplify right side
    82,228.46x = 3,117,843,365.48
  5. Step 5: Solve for x
    x = 3,117,843,365.48/82,228.46
  6. Step 6: Final answer
    x = 37,916.84

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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.