Home / 197,467.16-272,503.44-106,822.76

Finding the Fourth Proportional to 197,467.16, 272,503.44 and 106,822.76

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Solution

The fourth proportional to 197,467.16, 272,503.44 and 106,822.76 is: 147,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,467.16 : 272,503.44 = 106,822.76 : x
  2. Step 2: Convert to fraction form
    197,467.16/272,503.44 = 106,822.76/x
  3. Step 3: Cross multiply
    197,467.16x = 272,503.44 × 106,822.76
  4. Step 4: Simplify right side
    197,467.16x = 29,109,568,207.78
  5. Step 5: Solve for x
    x = 29,109,568,207.78/197,467.16
  6. Step 6: Final answer
    x = 147,414.73

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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.