Home / 193,935.64-290,811.03-67,560.36

Finding the Fourth Proportional to 193,935.64, 290,811.03 and 67,560.36

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Solution

The fourth proportional to 193,935.64, 290,811.03 and 67,560.36 is: 101,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,935.64 : 290,811.03 = 67,560.36 : x
  2. Step 2: Convert to fraction form
    193,935.64/290,811.03 = 67,560.36/x
  3. Step 3: Cross multiply
    193,935.64x = 290,811.03 × 67,560.36
  4. Step 4: Simplify right side
    193,935.64x = 19,647,297,699.77
  5. Step 5: Solve for x
    x = 19,647,297,699.77/193,935.64
  6. Step 6: Final answer
    x = 101,308.34

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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.