Home / 29,129.85-43,738.51-16,663.95

Finding the Fourth Proportional to 29,129.85, 43,738.51 and 16,663.95

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Solution

The fourth proportional to 29,129.85, 43,738.51 and 16,663.95 is: 25,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.85 : 43,738.51 = 16,663.95 : x
  2. Step 2: Convert to fraction form
    29,129.85/43,738.51 = 16,663.95/x
  3. Step 3: Cross multiply
    29,129.85x = 43,738.51 × 16,663.95
  4. Step 4: Simplify right side
    29,129.85x = 728,856,343.71
  5. Step 5: Solve for x
    x = 728,856,343.71/29,129.85
  6. Step 6: Final answer
    x = 25,020.94

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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.