Home / 73,440.36-110,161.62-20,849.94

Finding the Fourth Proportional to 73,440.36, 110,161.62 and 20,849.94

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Solution

The fourth proportional to 73,440.36, 110,161.62 and 20,849.94 is: 31,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,440.36 : 110,161.62 = 20,849.94 : x
  2. Step 2: Convert to fraction form
    73,440.36/110,161.62 = 20,849.94/x
  3. Step 3: Cross multiply
    73,440.36x = 110,161.62 × 20,849.94
  4. Step 4: Simplify right side
    73,440.36x = 2,296,863,167.30
  5. Step 5: Solve for x
    x = 2,296,863,167.30/73,440.36
  6. Step 6: Final answer
    x = 31,275.22

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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.