Home / 161,234.29-241,856.89-42,905.74

Finding the Fourth Proportional to 161,234.29, 241,856.89 and 42,905.74

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Solution

The fourth proportional to 161,234.29, 241,856.89 and 42,905.74 is: 64,360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,234.29 : 241,856.89 = 42,905.74 : x
  2. Step 2: Convert to fraction form
    161,234.29/241,856.89 = 42,905.74/x
  3. Step 3: Cross multiply
    161,234.29x = 241,856.89 × 42,905.74
  4. Step 4: Simplify right side
    161,234.29x = 10,377,049,249.13
  5. Step 5: Solve for x
    x = 10,377,049,249.13/161,234.29
  6. Step 6: Final answer
    x = 64,360.07

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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.