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Finding the Fourth Proportional to 69,599.54, 104,402.94 and 19,683.26

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Solution

The fourth proportional to 69,599.54, 104,402.94 and 19,683.26 is: 29,525.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,599.54 : 104,402.94 = 19,683.26 : x
  2. Step 2: Convert to fraction form
    69,599.54/104,402.94 = 19,683.26/x
  3. Step 3: Cross multiply
    69,599.54x = 104,402.94 × 19,683.26
  4. Step 4: Simplify right side
    69,599.54x = 2,054,990,212.78
  5. Step 5: Solve for x
    x = 2,054,990,212.78/69,599.54
  6. Step 6: Final answer
    x = 29,525.92

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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.