Home / 69,600.18-104,390.91-19,684.26

Finding the Fourth Proportional to 69,600.18, 104,390.91 and 19,684.26

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Solution

The fourth proportional to 69,600.18, 104,390.91 and 19,684.26 is: 29,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,600.18 : 104,390.91 = 19,684.26 : x
  2. Step 2: Convert to fraction form
    69,600.18/104,390.91 = 19,684.26/x
  3. Step 3: Cross multiply
    69,600.18x = 104,390.91 × 19,684.26
  4. Step 4: Simplify right side
    69,600.18x = 2,054,857,814.08
  5. Step 5: Solve for x
    x = 2,054,857,814.08/69,600.18
  6. Step 6: Final answer
    x = 29,523.74

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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.