Home / 195,949.94-293,426.35-129,187.51

Finding the Fourth Proportional to 195,949.94, 293,426.35 and 129,187.51

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Solution

The fourth proportional to 195,949.94, 293,426.35 and 129,187.51 is: 193,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,949.94 : 293,426.35 = 129,187.51 : x
  2. Step 2: Convert to fraction form
    195,949.94/293,426.35 = 129,187.51/x
  3. Step 3: Cross multiply
    195,949.94x = 293,426.35 × 129,187.51
  4. Step 4: Simplify right side
    195,949.94x = 37,907,018,468.35
  5. Step 5: Solve for x
    x = 37,907,018,468.35/195,949.94
  6. Step 6: Final answer
    x = 193,452.57

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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.