Home / 69,531.12-104,234.82-25,148

Finding the Fourth Proportional to 69,531.12, 104,234.82 and 25,148

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Solution

The fourth proportional to 69,531.12, 104,234.82 and 25,148 is: 37,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531.12 : 104,234.82 = 25,148 : x
  2. Step 2: Convert to fraction form
    69,531.12/104,234.82 = 25,148/x
  3. Step 3: Cross multiply
    69,531.12x = 104,234.82 × 25,148
  4. Step 4: Simplify right side
    69,531.12x = 2,621,297,253.36
  5. Step 5: Solve for x
    x = 2,621,297,253.36/69,531.12
  6. Step 6: Final answer
    x = 37,699.63

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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.