Home / 204,402.52-306,591.02-76,293.86

Finding the Fourth Proportional to 204,402.52, 306,591.02 and 76,293.86

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Solution

The fourth proportional to 204,402.52, 306,591.02 and 76,293.86 is: 114,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,402.52 : 306,591.02 = 76,293.86 : x
  2. Step 2: Convert to fraction form
    204,402.52/306,591.02 = 76,293.86/x
  3. Step 3: Cross multiply
    204,402.52x = 306,591.02 × 76,293.86
  4. Step 4: Simplify right side
    204,402.52x = 23,391,011,975.67
  5. Step 5: Solve for x
    x = 23,391,011,975.67/204,402.52
  6. Step 6: Final answer
    x = 114,436.03

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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.