Home / 69,374.38-104,049.82-19,442.98

Finding the Fourth Proportional to 69,374.38, 104,049.82 and 19,442.98

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Solution

The fourth proportional to 69,374.38, 104,049.82 and 19,442.98 is: 29,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.38 : 104,049.82 = 19,442.98 : x
  2. Step 2: Convert to fraction form
    69,374.38/104,049.82 = 19,442.98/x
  3. Step 3: Cross multiply
    69,374.38x = 104,049.82 × 19,442.98
  4. Step 4: Simplify right side
    69,374.38x = 2,023,038,569.26
  5. Step 5: Solve for x
    x = 2,023,038,569.26/69,374.38
  6. Step 6: Final answer
    x = 29,161.18

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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.