Home / 69,627.96-104,442.51-19,709.70

Finding the Fourth Proportional to 69,627.96, 104,442.51 and 19,709.70

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Solution

The fourth proportional to 69,627.96, 104,442.51 and 19,709.70 is: 29,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,627.96 : 104,442.51 = 19,709.70 : x
  2. Step 2: Convert to fraction form
    69,627.96/104,442.51 = 19,709.70/x
  3. Step 3: Cross multiply
    69,627.96x = 104,442.51 × 19,709.70
  4. Step 4: Simplify right side
    69,627.96x = 2,058,530,539.35
  5. Step 5: Solve for x
    x = 2,058,530,539.35/69,627.96
  6. Step 6: Final answer
    x = 29,564.71

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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.