Home / 195,950.94-293,427.84-129,188.51

Finding the Fourth Proportional to 195,950.94, 293,427.84 and 129,188.51

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Solution

The fourth proportional to 195,950.94, 293,427.84 and 129,188.51 is: 193,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,950.94 : 293,427.84 = 129,188.51 : x
  2. Step 2: Convert to fraction form
    195,950.94/293,427.84 = 129,188.51/x
  3. Step 3: Cross multiply
    195,950.94x = 293,427.84 × 129,188.51
  4. Step 4: Simplify right side
    195,950.94x = 37,907,505,442.12
  5. Step 5: Solve for x
    x = 37,907,505,442.12/195,950.94
  6. Step 6: Final answer
    x = 193,454.06

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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.