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Finding the Fourth Proportional to 245,245.43, 367,875.03 and 67,752.47

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Solution

The fourth proportional to 245,245.43, 367,875.03 and 67,752.47 is: 101,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,245.43 : 367,875.03 = 67,752.47 : x
  2. Step 2: Convert to fraction form
    245,245.43/367,875.03 = 67,752.47/x
  3. Step 3: Cross multiply
    245,245.43x = 367,875.03 × 67,752.47
  4. Step 4: Simplify right side
    245,245.43x = 24,924,441,933.82
  5. Step 5: Solve for x
    x = 24,924,441,933.82/245,245.43
  6. Step 6: Final answer
    x = 101,630.61

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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.