Home / 161,612.20-242,383.74-50,743.72

Finding the Fourth Proportional to 161,612.20, 242,383.74 and 50,743.72

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Solution

The fourth proportional to 161,612.20, 242,383.74 and 50,743.72 is: 76,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,612.20 : 242,383.74 = 50,743.72 : x
  2. Step 2: Convert to fraction form
    161,612.20/242,383.74 = 50,743.72/x
  3. Step 3: Cross multiply
    161,612.20x = 242,383.74 × 50,743.72
  4. Step 4: Simplify right side
    161,612.20x = 12,299,452,635.11
  5. Step 5: Solve for x
    x = 12,299,452,635.11/161,612.20
  6. Step 6: Final answer
    x = 76,104.73

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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.