Home / 104,371.20-156,525.12-29,485.44

Finding the Fourth Proportional to 104,371.20, 156,525.12 and 29,485.44

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Solution

The fourth proportional to 104,371.20, 156,525.12 and 29,485.44 is: 44,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,371.20 : 156,525.12 = 29,485.44 : x
  2. Step 2: Convert to fraction form
    104,371.20/156,525.12 = 29,485.44/x
  3. Step 3: Cross multiply
    104,371.20x = 156,525.12 × 29,485.44
  4. Step 4: Simplify right side
    104,371.20x = 4,615,212,034.25
  5. Step 5: Solve for x
    x = 4,615,212,034.25/104,371.20
  6. Step 6: Final answer
    x = 44,219.21

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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.