Home / 197,463.77-272,499.18-106,819.51

Finding the Fourth Proportional to 197,463.77, 272,499.18 and 106,819.51

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Solution

The fourth proportional to 197,463.77, 272,499.18 and 106,819.51 is: 147,410.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,463.77 : 272,499.18 = 106,819.51 : x
  2. Step 2: Convert to fraction form
    197,463.77/272,499.18 = 106,819.51/x
  3. Step 3: Cross multiply
    197,463.77x = 272,499.18 × 106,819.51
  4. Step 4: Simplify right side
    197,463.77x = 29,108,229,831.30
  5. Step 5: Solve for x
    x = 29,108,229,831.30/197,463.77
  6. Step 6: Final answer
    x = 147,410.48

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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.