Home / 102,933.11-154,292.62-39,796.60

Finding the Fourth Proportional to 102,933.11, 154,292.62 and 39,796.60

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Solution

The fourth proportional to 102,933.11, 154,292.62 and 39,796.60 is: 59,653.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,933.11 : 154,292.62 = 39,796.60 : x
  2. Step 2: Convert to fraction form
    102,933.11/154,292.62 = 39,796.60/x
  3. Step 3: Cross multiply
    102,933.11x = 154,292.62 × 39,796.60
  4. Step 4: Simplify right side
    102,933.11x = 6,140,321,195.87
  5. Step 5: Solve for x
    x = 6,140,321,195.87/102,933.11
  6. Step 6: Final answer
    x = 59,653.51

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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.