Home / 106,576.29-159,889.44-31,697.05

Finding the Fourth Proportional to 106,576.29, 159,889.44 and 31,697.05

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Solution

The fourth proportional to 106,576.29, 159,889.44 and 31,697.05 is: 47,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,576.29 : 159,889.44 = 31,697.05 : x
  2. Step 2: Convert to fraction form
    106,576.29/159,889.44 = 31,697.05/x
  3. Step 3: Cross multiply
    106,576.29x = 159,889.44 × 31,697.05
  4. Step 4: Simplify right side
    106,576.29x = 5,068,023,574.15
  5. Step 5: Solve for x
    x = 5,068,023,574.15/106,576.29
  6. Step 6: Final answer
    x = 47,553.01

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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.