Home / 204,053.88-306,081.55-61,900.40

Finding the Fourth Proportional to 204,053.88, 306,081.55 and 61,900.40

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Solution

The fourth proportional to 204,053.88, 306,081.55 and 61,900.40 is: 92,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,053.88 : 306,081.55 = 61,900.40 : x
  2. Step 2: Convert to fraction form
    204,053.88/306,081.55 = 61,900.40/x
  3. Step 3: Cross multiply
    204,053.88x = 306,081.55 × 61,900.40
  4. Step 4: Simplify right side
    204,053.88x = 18,946,571,220.20
  5. Step 5: Solve for x
    x = 18,946,571,220.20/204,053.88
  6. Step 6: Final answer
    x = 92,850.82

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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.