Home / 69,622.45-104,434.23-19,704.17

Finding the Fourth Proportional to 69,622.45, 104,434.23 and 19,704.17

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Solution

The fourth proportional to 69,622.45, 104,434.23 and 19,704.17 is: 29,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,622.45 : 104,434.23 = 19,704.17 : x
  2. Step 2: Convert to fraction form
    69,622.45/104,434.23 = 19,704.17/x
  3. Step 3: Cross multiply
    69,622.45x = 104,434.23 × 19,704.17
  4. Step 4: Simplify right side
    69,622.45x = 2,057,789,821.74
  5. Step 5: Solve for x
    x = 2,057,789,821.74/69,622.45
  6. Step 6: Final answer
    x = 29,556.41

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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.