Home / 194,519.04-291,695.94-76,171.56

Finding the Fourth Proportional to 194,519.04, 291,695.94 and 76,171.56

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Solution

The fourth proportional to 194,519.04, 291,695.94 and 76,171.56 is: 114,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.04 : 291,695.94 = 76,171.56 : x
  2. Step 2: Convert to fraction form
    194,519.04/291,695.94 = 76,171.56/x
  3. Step 3: Cross multiply
    194,519.04x = 291,695.94 × 76,171.56
  4. Step 4: Simplify right side
    194,519.04x = 22,218,934,795.47
  5. Step 5: Solve for x
    x = 22,218,934,795.47/194,519.04
  6. Step 6: Final answer
    x = 114,224.99

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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.