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Finding the Fourth Proportional to 29,673.16, 40,948.95 and 16,244.43

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Solution

The fourth proportional to 29,673.16, 40,948.95 and 16,244.43 is: 22,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673.16 : 40,948.95 = 16,244.43 : x
  2. Step 2: Convert to fraction form
    29,673.16/40,948.95 = 16,244.43/x
  3. Step 3: Cross multiply
    29,673.16x = 40,948.95 × 16,244.43
  4. Step 4: Simplify right side
    29,673.16x = 665,192,351.85
  5. Step 5: Solve for x
    x = 665,192,351.85/29,673.16
  6. Step 6: Final answer
    x = 22,417.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.