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Finding the Fourth Proportional to 79,630.44, 119,462.94 and 24,225

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Solution

The fourth proportional to 79,630.44, 119,462.94 and 24,225 is: 36,342.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,630.44 : 119,462.94 = 24,225 : x
  2. Step 2: Convert to fraction form
    79,630.44/119,462.94 = 24,225/x
  3. Step 3: Cross multiply
    79,630.44x = 119,462.94 × 24,225
  4. Step 4: Simplify right side
    79,630.44x = 2,893,989,721.50
  5. Step 5: Solve for x
    x = 2,893,989,721.50/79,630.44
  6. Step 6: Final answer
    x = 36,342.76

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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.