Home / 204,142.06-306,193.29-61,988.56

Finding the Fourth Proportional to 204,142.06, 306,193.29 and 61,988.56

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Solution

The fourth proportional to 204,142.06, 306,193.29 and 61,988.56 is: 92,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,142.06 : 306,193.29 = 61,988.56 : x
  2. Step 2: Convert to fraction form
    204,142.06/306,193.29 = 61,988.56/x
  3. Step 3: Cross multiply
    204,142.06x = 306,193.29 × 61,988.56
  4. Step 4: Simplify right side
    204,142.06x = 18,980,482,040.21
  5. Step 5: Solve for x
    x = 18,980,482,040.21/204,142.06
  6. Step 6: Final answer
    x = 92,976.83

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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.