Home / 69,235.21-103,808.44-29,243.36

Finding the Fourth Proportional to 69,235.21, 103,808.44 and 29,243.36

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Solution

The fourth proportional to 69,235.21, 103,808.44 and 29,243.36 is: 43,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,235.21 : 103,808.44 = 29,243.36 : x
  2. Step 2: Convert to fraction form
    69,235.21/103,808.44 = 29,243.36/x
  3. Step 3: Cross multiply
    69,235.21x = 103,808.44 × 29,243.36
  4. Step 4: Simplify right side
    69,235.21x = 3,035,707,581.96
  5. Step 5: Solve for x
    x = 3,035,707,581.96/69,235.21
  6. Step 6: Final answer
    x = 43,846.30

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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.