Home / 110,420.22-165,626.80-31,534.39

Finding the Fourth Proportional to 110,420.22, 165,626.80 and 31,534.39

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Solution

The fourth proportional to 110,420.22, 165,626.80 and 31,534.39 is: 47,300.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,420.22 : 165,626.80 = 31,534.39 : x
  2. Step 2: Convert to fraction form
    110,420.22/165,626.80 = 31,534.39/x
  3. Step 3: Cross multiply
    110,420.22x = 165,626.80 × 31,534.39
  4. Step 4: Simplify right side
    110,420.22x = 5,222,940,105.65
  5. Step 5: Solve for x
    x = 5,222,940,105.65/110,420.22
  6. Step 6: Final answer
    x = 47,300.58

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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.