Home / 90,124.41-135,194.33-23,564.43

Finding the Fourth Proportional to 90,124.41, 135,194.33 and 23,564.43

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Solution

The fourth proportional to 90,124.41, 135,194.33 and 23,564.43 is: 35,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,124.41 : 135,194.33 = 23,564.43 : x
  2. Step 2: Convert to fraction form
    90,124.41/135,194.33 = 23,564.43/x
  3. Step 3: Cross multiply
    90,124.41x = 135,194.33 × 23,564.43
  4. Step 4: Simplify right side
    90,124.41x = 3,185,777,207.86
  5. Step 5: Solve for x
    x = 3,185,777,207.86/90,124.41
  6. Step 6: Final answer
    x = 35,348.66

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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.