Home / 197,560.49-272,634.17-106,916.43

Finding the Fourth Proportional to 197,560.49, 272,634.17 and 106,916.43

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Solution

The fourth proportional to 197,560.49, 272,634.17 and 106,916.43 is: 147,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,560.49 : 272,634.17 = 106,916.43 : x
  2. Step 2: Convert to fraction form
    197,560.49/272,634.17 = 106,916.43/x
  3. Step 3: Cross multiply
    197,560.49x = 272,634.17 × 106,916.43
  4. Step 4: Simplify right side
    197,560.49x = 29,149,072,419.70
  5. Step 5: Solve for x
    x = 29,149,072,419.70/197,560.49
  6. Step 6: Final answer
    x = 147,545.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.