Home / 132,224.73-198,344.03-100,684.26

Finding the Fourth Proportional to 132,224.73, 198,344.03 and 100,684.26

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Solution

The fourth proportional to 132,224.73, 198,344.03 and 100,684.26 is: 151,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,224.73 : 198,344.03 = 100,684.26 : x
  2. Step 2: Convert to fraction form
    132,224.73/198,344.03 = 100,684.26/x
  3. Step 3: Cross multiply
    132,224.73x = 198,344.03 × 100,684.26
  4. Step 4: Simplify right side
    132,224.73x = 19,970,121,382.55
  5. Step 5: Solve for x
    x = 19,970,121,382.55/132,224.73
  6. Step 6: Final answer
    x = 151,031.67

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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.