Home / 34,490.22-51,738.68-13,432.01

Finding the Fourth Proportional to 34,490.22, 51,738.68 and 13,432.01

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Solution

The fourth proportional to 34,490.22, 51,738.68 and 13,432.01 is: 20,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,490.22 : 51,738.68 = 13,432.01 : x
  2. Step 2: Convert to fraction form
    34,490.22/51,738.68 = 13,432.01/x
  3. Step 3: Cross multiply
    34,490.22x = 51,738.68 × 13,432.01
  4. Step 4: Simplify right side
    34,490.22x = 694,954,141.29
  5. Step 5: Solve for x
    x = 694,954,141.29/34,490.22
  6. Step 6: Final answer
    x = 20,149.31

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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.