Home / 197,470.92-272,508.60-106,826.52

Finding the Fourth Proportional to 197,470.92, 272,508.60 and 106,826.52

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Solution

The fourth proportional to 197,470.92, 272,508.60 and 106,826.52 is: 147,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,470.92 : 272,508.60 = 106,826.52 : x
  2. Step 2: Convert to fraction form
    197,470.92/272,508.60 = 106,826.52/x
  3. Step 3: Cross multiply
    197,470.92x = 272,508.60 × 106,826.52
  4. Step 4: Simplify right side
    197,470.92x = 29,111,145,408.07
  5. Step 5: Solve for x
    x = 29,111,145,408.07/197,470.92
  6. Step 6: Final answer
    x = 147,419.91

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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.