Home / 69,507.05-104,260.59-16,916.54

Finding the Fourth Proportional to 69,507.05, 104,260.59 and 16,916.54

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Solution

The fourth proportional to 69,507.05, 104,260.59 and 16,916.54 is: 25,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,507.05 : 104,260.59 = 16,916.54 : x
  2. Step 2: Convert to fraction form
    69,507.05/104,260.59 = 16,916.54/x
  3. Step 3: Cross multiply
    69,507.05x = 104,260.59 × 16,916.54
  4. Step 4: Simplify right side
    69,507.05x = 1,763,728,441.16
  5. Step 5: Solve for x
    x = 1,763,728,441.16/69,507.05
  6. Step 6: Final answer
    x = 25,374.81

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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.