Home / 29,508.81-40,722.62-16,080.06

Finding the Fourth Proportional to 29,508.81, 40,722.62 and 16,080.06

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Solution

The fourth proportional to 29,508.81, 40,722.62 and 16,080.06 is: 22,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.81 : 40,722.62 = 16,080.06 : x
  2. Step 2: Convert to fraction form
    29,508.81/40,722.62 = 16,080.06/x
  3. Step 3: Cross multiply
    29,508.81x = 40,722.62 × 16,080.06
  4. Step 4: Simplify right side
    29,508.81x = 654,822,092.56
  5. Step 5: Solve for x
    x = 654,822,092.56/29,508.81
  6. Step 6: Final answer
    x = 22,190.73

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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.