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Finding the Fourth Proportional to 79,758.82, 119,630.88 and 24,354.82

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Solution

The fourth proportional to 79,758.82, 119,630.88 and 24,354.82 is: 36,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,758.82 : 119,630.88 = 24,354.82 : x
  2. Step 2: Convert to fraction form
    79,758.82/119,630.88 = 24,354.82/x
  3. Step 3: Cross multiply
    79,758.82x = 119,630.88 × 24,354.82
  4. Step 4: Simplify right side
    79,758.82x = 2,913,588,548.84
  5. Step 5: Solve for x
    x = 2,913,588,548.84/79,758.82
  6. Step 6: Final answer
    x = 36,529.99

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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.