Home / 197,764.14-272,963.34-112,930.41

Finding the Fourth Proportional to 197,764.14, 272,963.34 and 112,930.41

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Solution

The fourth proportional to 197,764.14, 272,963.34 and 112,930.41 is: 155,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,764.14 : 272,963.34 = 112,930.41 : x
  2. Step 2: Convert to fraction form
    197,764.14/272,963.34 = 112,930.41/x
  3. Step 3: Cross multiply
    197,764.14x = 272,963.34 × 112,930.41
  4. Step 4: Simplify right side
    197,764.14x = 30,825,861,901.17
  5. Step 5: Solve for x
    x = 30,825,861,901.17/197,764.14
  6. Step 6: Final answer
    x = 155,871.85

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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.