Home / 198,501.34-273,932.94-107,858.02

Finding the Fourth Proportional to 198,501.34, 273,932.94 and 107,858.02

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Solution

The fourth proportional to 198,501.34, 273,932.94 and 107,858.02 is: 148,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,501.34 : 273,932.94 = 107,858.02 : x
  2. Step 2: Convert to fraction form
    198,501.34/273,932.94 = 107,858.02/x
  3. Step 3: Cross multiply
    198,501.34x = 273,932.94 × 107,858.02
  4. Step 4: Simplify right side
    198,501.34x = 29,545,864,521.18
  5. Step 5: Solve for x
    x = 29,545,864,521.18/198,501.34
  6. Step 6: Final answer
    x = 148,844.66

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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.