Home / 132,731.22-198,982.32-62,561.46

Finding the Fourth Proportional to 132,731.22, 198,982.32 and 62,561.46

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Solution

The fourth proportional to 132,731.22, 198,982.32 and 62,561.46 is: 93,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,731.22 : 198,982.32 = 62,561.46 : x
  2. Step 2: Convert to fraction form
    132,731.22/198,982.32 = 62,561.46/x
  3. Step 3: Cross multiply
    132,731.22x = 198,982.32 × 62,561.46
  4. Step 4: Simplify right side
    132,731.22x = 12,448,624,453.39
  5. Step 5: Solve for x
    x = 12,448,624,453.39/132,731.22
  6. Step 6: Final answer
    x = 93,788.22

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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.