Home / 194,918.60-292,437.30-82,540.28

Finding the Fourth Proportional to 194,918.60, 292,437.30 and 82,540.28

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Solution

The fourth proportional to 194,918.60, 292,437.30 and 82,540.28 is: 123,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,918.60 : 292,437.30 = 82,540.28 : x
  2. Step 2: Convert to fraction form
    194,918.60/292,437.30 = 82,540.28/x
  3. Step 3: Cross multiply
    194,918.60x = 292,437.30 × 82,540.28
  4. Step 4: Simplify right side
    194,918.60x = 24,137,856,624.44
  5. Step 5: Solve for x
    x = 24,137,856,624.44/194,918.60
  6. Step 6: Final answer
    x = 123,835.57

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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.