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Finding the Fourth Proportional to 69,795.78, 104,703.32 and 22,399.71

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Solution

The fourth proportional to 69,795.78, 104,703.32 and 22,399.71 is: 33,602.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,795.78 : 104,703.32 = 22,399.71 : x
  2. Step 2: Convert to fraction form
    69,795.78/104,703.32 = 22,399.71/x
  3. Step 3: Cross multiply
    69,795.78x = 104,703.32 × 22,399.71
  4. Step 4: Simplify right side
    69,795.78x = 2,345,323,892.04
  5. Step 5: Solve for x
    x = 2,345,323,892.04/69,795.78
  6. Step 6: Final answer
    x = 33,602.66

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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.