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Finding the Fourth Proportional to 29,963.70, 44,891.55 and 14,346.90

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Solution

The fourth proportional to 29,963.70, 44,891.55 and 14,346.90 is: 21,494.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963.70 : 44,891.55 = 14,346.90 : x
  2. Step 2: Convert to fraction form
    29,963.70/44,891.55 = 14,346.90/x
  3. Step 3: Cross multiply
    29,963.70x = 44,891.55 × 14,346.90
  4. Step 4: Simplify right side
    29,963.70x = 644,054,578.70
  5. Step 5: Solve for x
    x = 644,054,578.70/29,963.70
  6. Step 6: Final answer
    x = 21,494.49

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1.5x scale

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.