Home / 194,850.30-292,275.45-100,371.90

Finding the Fourth Proportional to 194,850.30, 292,275.45 and 100,371.90

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Solution

The fourth proportional to 194,850.30, 292,275.45 and 100,371.90 is: 150,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,850.30 : 292,275.45 = 100,371.90 : x
  2. Step 2: Convert to fraction form
    194,850.30/292,275.45 = 100,371.90/x
  3. Step 3: Cross multiply
    194,850.30x = 292,275.45 × 100,371.90
  4. Step 4: Simplify right side
    194,850.30x = 29,336,242,239.86
  5. Step 5: Solve for x
    x = 29,336,242,239.86/194,850.30
  6. Step 6: Final answer
    x = 150,557.85

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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.