Home / 198,932.97-298,133.29-97,576.02

Finding the Fourth Proportional to 198,932.97, 298,133.29 and 97,576.02

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Solution

The fourth proportional to 198,932.97, 298,133.29 and 97,576.02 is: 146,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,932.97 : 298,133.29 = 97,576.02 : x
  2. Step 2: Convert to fraction form
    198,932.97/298,133.29 = 97,576.02/x
  3. Step 3: Cross multiply
    198,932.97x = 298,133.29 × 97,576.02
  4. Step 4: Simplify right side
    198,932.97x = 29,090,661,140.71
  5. Step 5: Solve for x
    x = 29,090,661,140.71/198,932.97
  6. Step 6: Final answer
    x = 146,233.49

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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.