Home / 69,399.22-104,099.10-16,808.76

Finding the Fourth Proportional to 69,399.22, 104,099.10 and 16,808.76

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Solution

The fourth proportional to 69,399.22, 104,099.10 and 16,808.76 is: 25,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.22 : 104,099.10 = 16,808.76 : x
  2. Step 2: Convert to fraction form
    69,399.22/104,099.10 = 16,808.76/x
  3. Step 3: Cross multiply
    69,399.22x = 104,099.10 × 16,808.76
  4. Step 4: Simplify right side
    69,399.22x = 1,749,776,788.12
  5. Step 5: Solve for x
    x = 1,749,776,788.12/69,399.22
  6. Step 6: Final answer
    x = 25,213.21

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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.