Home / 191,168.27-263,782.67-110,603.30

Finding the Fourth Proportional to 191,168.27, 263,782.67 and 110,603.30

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Solution

The fourth proportional to 191,168.27, 263,782.67 and 110,603.30 is: 152,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,168.27 : 263,782.67 = 110,603.30 : x
  2. Step 2: Convert to fraction form
    191,168.27/263,782.67 = 110,603.30/x
  3. Step 3: Cross multiply
    191,168.27x = 263,782.67 × 110,603.30
  4. Step 4: Simplify right side
    191,168.27x = 29,175,231,912.88
  5. Step 5: Solve for x
    x = 29,175,231,912.88/191,168.27
  6. Step 6: Final answer
    x = 152,615.46

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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.