Home / 197,967.18-273,194.76-107,323.11

Finding the Fourth Proportional to 197,967.18, 273,194.76 and 107,323.11

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Solution

The fourth proportional to 197,967.18, 273,194.76 and 107,323.11 is: 148,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,967.18 : 273,194.76 = 107,323.11 : x
  2. Step 2: Convert to fraction form
    197,967.18/273,194.76 = 107,323.11/x
  3. Step 3: Cross multiply
    197,967.18x = 273,194.76 × 107,323.11
  4. Step 4: Simplify right side
    197,967.18x = 29,320,111,278.90
  5. Step 5: Solve for x
    x = 29,320,111,278.90/197,967.18
  6. Step 6: Final answer
    x = 148,105.92

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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.