Home / 69,519.58-104,285.52-19,600.12

Finding the Fourth Proportional to 69,519.58, 104,285.52 and 19,600.12

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Solution

The fourth proportional to 69,519.58, 104,285.52 and 19,600.12 is: 29,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,519.58 : 104,285.52 = 19,600.12 : x
  2. Step 2: Convert to fraction form
    69,519.58/104,285.52 = 19,600.12/x
  3. Step 3: Cross multiply
    69,519.58x = 104,285.52 × 19,600.12
  4. Step 4: Simplify right side
    69,519.58x = 2,044,008,706.26
  5. Step 5: Solve for x
    x = 2,044,008,706.26/69,519.58
  6. Step 6: Final answer
    x = 29,401.91

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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.