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Finding the Fourth Proportional to 245,234.79, 367,873.45 and 67,741.92

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Solution

The fourth proportional to 245,234.79, 367,873.45 and 67,741.92 is: 101,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,234.79 : 367,873.45 = 67,741.92 : x
  2. Step 2: Convert to fraction form
    245,234.79/367,873.45 = 67,741.92/x
  3. Step 3: Cross multiply
    245,234.79x = 367,873.45 × 67,741.92
  4. Step 4: Simplify right side
    245,234.79x = 24,920,453,650.67
  5. Step 5: Solve for x
    x = 24,920,453,650.67/245,234.79
  6. Step 6: Final answer
    x = 101,618.75

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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.