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Finding the Fourth Proportional to 204,104.76, 306,162.90 and 56,360.76

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Solution

The fourth proportional to 204,104.76, 306,162.90 and 56,360.76 is: 84,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,104.76 : 306,162.90 = 56,360.76 : x
  2. Step 2: Convert to fraction form
    204,104.76/306,162.90 = 56,360.76/x
  3. Step 3: Cross multiply
    204,104.76x = 306,162.90 × 56,360.76
  4. Step 4: Simplify right side
    204,104.76x = 17,255,573,727.80
  5. Step 5: Solve for x
    x = 17,255,573,727.80/204,104.76
  6. Step 6: Final answer
    x = 84,542.73

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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.