Home / 69,445.21-104,173.96-19,525.74

Finding the Fourth Proportional to 69,445.21, 104,173.96 and 19,525.74

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Solution

The fourth proportional to 69,445.21, 104,173.96 and 19,525.74 is: 29,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,445.21 : 104,173.96 = 19,525.74 : x
  2. Step 2: Convert to fraction form
    69,445.21/104,173.96 = 19,525.74/x
  3. Step 3: Cross multiply
    69,445.21x = 104,173.96 × 19,525.74
  4. Step 4: Simplify right side
    69,445.21x = 2,034,073,136.86
  5. Step 5: Solve for x
    x = 2,034,073,136.86/69,445.21
  6. Step 6: Final answer
    x = 29,290.33

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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.