Home / 29,620.80-40,876.58-16,192.04

Finding the Fourth Proportional to 29,620.80, 40,876.58 and 16,192.04

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Solution

The fourth proportional to 29,620.80, 40,876.58 and 16,192.04 is: 22,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.80 : 40,876.58 = 16,192.04 : x
  2. Step 2: Convert to fraction form
    29,620.80/40,876.58 = 16,192.04/x
  3. Step 3: Cross multiply
    29,620.80x = 40,876.58 × 16,192.04
  4. Step 4: Simplify right side
    29,620.80x = 661,875,218.42
  5. Step 5: Solve for x
    x = 661,875,218.42/29,620.80
  6. Step 6: Final answer
    x = 22,344.95

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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.