Home / 57,816.68-86,738.36-22,283.04

Finding the Fourth Proportional to 57,816.68, 86,738.36 and 22,283.04

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Solution

The fourth proportional to 57,816.68, 86,738.36 and 22,283.04 is: 33,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,816.68 : 86,738.36 = 22,283.04 : x
  2. Step 2: Convert to fraction form
    57,816.68/86,738.36 = 22,283.04/x
  3. Step 3: Cross multiply
    57,816.68x = 86,738.36 × 22,283.04
  4. Step 4: Simplify right side
    57,816.68x = 1,932,794,345.41
  5. Step 5: Solve for x
    x = 1,932,794,345.41/57,816.68
  6. Step 6: Final answer
    x = 33,429.70

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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.