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Finding the Fourth Proportional to 79,706.94, 119,398.74 and 36,952.25

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Solution

The fourth proportional to 79,706.94, 119,398.74 and 36,952.25 is: 55,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,706.94 : 119,398.74 = 36,952.25 : x
  2. Step 2: Convert to fraction form
    79,706.94/119,398.74 = 36,952.25/x
  3. Step 3: Cross multiply
    79,706.94x = 119,398.74 × 36,952.25
  4. Step 4: Simplify right side
    79,706.94x = 4,412,051,493.17
  5. Step 5: Solve for x
    x = 4,412,051,493.17/79,706.94
  6. Step 6: Final answer
    x = 55,353.42

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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.