Home / 195,936.40-293,515.80-107,059.60

Finding the Fourth Proportional to 195,936.40, 293,515.80 and 107,059.60

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Solution

The fourth proportional to 195,936.40, 293,515.80 and 107,059.60 is: 160,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,936.40 : 293,515.80 = 107,059.60 : x
  2. Step 2: Convert to fraction form
    195,936.40/293,515.80 = 107,059.60/x
  3. Step 3: Cross multiply
    195,936.40x = 293,515.80 × 107,059.60
  4. Step 4: Simplify right side
    195,936.40x = 31,423,684,141.68
  5. Step 5: Solve for x
    x = 31,423,684,141.68/195,936.40
  6. Step 6: Final answer
    x = 160,376.96

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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.