Home / 197,693.53-272,815.83-107,047.58

Finding the Fourth Proportional to 197,693.53, 272,815.83 and 107,047.58

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Solution

The fourth proportional to 197,693.53, 272,815.83 and 107,047.58 is: 147,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,693.53 : 272,815.83 = 107,047.58 : x
  2. Step 2: Convert to fraction form
    197,693.53/272,815.83 = 107,047.58/x
  3. Step 3: Cross multiply
    197,693.53x = 272,815.83 × 107,047.58
  4. Step 4: Simplify right side
    197,693.53x = 29,204,273,023.11
  5. Step 5: Solve for x
    x = 29,204,273,023.11/197,693.53
  6. Step 6: Final answer
    x = 147,724.98

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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.