Home / 197,522.57-272,579.10-106,876.53

Finding the Fourth Proportional to 197,522.57, 272,579.10 and 106,876.53

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Solution

The fourth proportional to 197,522.57, 272,579.10 and 106,876.53 is: 147,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,522.57 : 272,579.10 = 106,876.53 : x
  2. Step 2: Convert to fraction form
    197,522.57/272,579.10 = 106,876.53/x
  3. Step 3: Cross multiply
    197,522.57x = 272,579.10 × 106,876.53
  4. Step 4: Simplify right side
    197,522.57x = 29,132,308,358.52
  5. Step 5: Solve for x
    x = 29,132,308,358.52/197,522.57
  6. Step 6: Final answer
    x = 147,488.51

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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.