Home / 198,981.66-298,504.89-58,754.46

Finding the Fourth Proportional to 198,981.66, 298,504.89 and 58,754.46

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Solution

The fourth proportional to 198,981.66, 298,504.89 and 58,754.46 is: 88,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,981.66 : 298,504.89 = 58,754.46 : x
  2. Step 2: Convert to fraction form
    198,981.66/298,504.89 = 58,754.46/x
  3. Step 3: Cross multiply
    198,981.66x = 298,504.89 × 58,754.46
  4. Step 4: Simplify right side
    198,981.66x = 17,538,493,619.31
  5. Step 5: Solve for x
    x = 17,538,493,619.31/198,981.66
  6. Step 6: Final answer
    x = 88,141.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.