Home / 194,320.41-291,519.89-82,000.88

Finding the Fourth Proportional to 194,320.41, 291,519.89 and 82,000.88

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Solution

The fourth proportional to 194,320.41, 291,519.89 and 82,000.88 is: 123,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,320.41 : 291,519.89 = 82,000.88 : x
  2. Step 2: Convert to fraction form
    194,320.41/291,519.89 = 82,000.88/x
  3. Step 3: Cross multiply
    194,320.41x = 291,519.89 × 82,000.88
  4. Step 4: Simplify right side
    194,320.41x = 23,904,887,517.50
  5. Step 5: Solve for x
    x = 23,904,887,517.50/194,320.41
  6. Step 6: Final answer
    x = 123,017.89

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1.5x scale

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.