Home / 69,560.13-104,346.45-19,640.73

Finding the Fourth Proportional to 69,560.13, 104,346.45 and 19,640.73

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Solution

The fourth proportional to 69,560.13, 104,346.45 and 19,640.73 is: 29,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,560.13 : 104,346.45 = 19,640.73 : x
  2. Step 2: Convert to fraction form
    69,560.13/104,346.45 = 19,640.73/x
  3. Step 3: Cross multiply
    69,560.13x = 104,346.45 × 19,640.73
  4. Step 4: Simplify right side
    69,560.13x = 2,049,440,450.91
  5. Step 5: Solve for x
    x = 2,049,440,450.91/69,560.13
  6. Step 6: Final answer
    x = 29,462.86

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1.5x scale

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.