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Finding the Fourth Proportional to 183,833.53, 275,688.29 and 69,954.31

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Solution

The fourth proportional to 183,833.53, 275,688.29 and 69,954.31 is: 104,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,833.53 : 275,688.29 = 69,954.31 : x
  2. Step 2: Convert to fraction form
    183,833.53/275,688.29 = 69,954.31/x
  3. Step 3: Cross multiply
    183,833.53x = 275,688.29 × 69,954.31
  4. Step 4: Simplify right side
    183,833.53x = 19,285,583,919.93
  5. Step 5: Solve for x
    x = 19,285,583,919.93/183,833.53
  6. Step 6: Final answer
    x = 104,907.87

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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.