Home / 198,248.81-273,583.59-107,604.77

Finding the Fourth Proportional to 198,248.81, 273,583.59 and 107,604.77

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Solution

The fourth proportional to 198,248.81, 273,583.59 and 107,604.77 is: 148,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,248.81 : 273,583.59 = 107,604.77 : x
  2. Step 2: Convert to fraction form
    198,248.81/273,583.59 = 107,604.77/x
  3. Step 3: Cross multiply
    198,248.81x = 273,583.59 × 107,604.77
  4. Step 4: Simplify right side
    198,248.81x = 29,438,899,277.72
  5. Step 5: Solve for x
    x = 29,438,899,277.72/198,248.81
  6. Step 6: Final answer
    x = 148,494.71

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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.