Home / 198,224.79-273,552.26-107,581.54

Finding the Fourth Proportional to 198,224.79, 273,552.26 and 107,581.54

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Solution

The fourth proportional to 198,224.79, 273,552.26 and 107,581.54 is: 148,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,224.79 : 273,552.26 = 107,581.54 : x
  2. Step 2: Convert to fraction form
    198,224.79/273,552.26 = 107,581.54/x
  3. Step 3: Cross multiply
    198,224.79x = 273,552.26 × 107,581.54
  4. Step 4: Simplify right side
    198,224.79x = 29,429,173,437.77
  5. Step 5: Solve for x
    x = 29,429,173,437.77/198,224.79
  6. Step 6: Final answer
    x = 148,463.64

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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.