Home / 55,573.43-83,367-18,123.49

Finding the Fourth Proportional to 55,573.43, 83,367 and 18,123.49

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Solution

The fourth proportional to 55,573.43, 83,367 and 18,123.49 is: 27,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,573.43 : 83,367 = 18,123.49 : x
  2. Step 2: Convert to fraction form
    55,573.43/83,367 = 18,123.49/x
  3. Step 3: Cross multiply
    55,573.43x = 83,367 × 18,123.49
  4. Step 4: Simplify right side
    55,573.43x = 1,510,900,782.41
  5. Step 5: Solve for x
    x = 1,510,900,782.41/55,573.43
  6. Step 6: Final answer
    x = 27,187.47

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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.