Home / 69,440.10-104,143.91-19,524.98

Finding the Fourth Proportional to 69,440.10, 104,143.91 and 19,524.98

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Solution

The fourth proportional to 69,440.10, 104,143.91 and 19,524.98 is: 29,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,440.10 : 104,143.91 = 19,524.98 : x
  2. Step 2: Convert to fraction form
    69,440.10/104,143.91 = 19,524.98/x
  3. Step 3: Cross multiply
    69,440.10x = 104,143.91 × 19,524.98
  4. Step 4: Simplify right side
    69,440.10x = 2,033,407,141.53
  5. Step 5: Solve for x
    x = 2,033,407,141.53/69,440.10
  6. Step 6: Final answer
    x = 29,282.89

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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.