Home / 193,850.10-290,687.64-69,194.34

Finding the Fourth Proportional to 193,850.10, 290,687.64 and 69,194.34

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Solution

The fourth proportional to 193,850.10, 290,687.64 and 69,194.34 is: 103,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,850.10 : 290,687.64 = 69,194.34 : x
  2. Step 2: Convert to fraction form
    193,850.10/290,687.64 = 69,194.34/x
  3. Step 3: Cross multiply
    193,850.10x = 290,687.64 × 69,194.34
  4. Step 4: Simplify right side
    193,850.10x = 20,113,939,395.96
  5. Step 5: Solve for x
    x = 20,113,939,395.96/193,850.10
  6. Step 6: Final answer
    x = 103,760.27

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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.