Home / 194,428.04-291,682.74-82,108.52

Finding the Fourth Proportional to 194,428.04, 291,682.74 and 82,108.52

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Solution

The fourth proportional to 194,428.04, 291,682.74 and 82,108.52 is: 123,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,428.04 : 291,682.74 = 82,108.52 : x
  2. Step 2: Convert to fraction form
    194,428.04/291,682.74 = 82,108.52/x
  3. Step 3: Cross multiply
    194,428.04x = 291,682.74 × 82,108.52
  4. Step 4: Simplify right side
    194,428.04x = 23,949,638,090.94
  5. Step 5: Solve for x
    x = 23,949,638,090.94/194,428.04
  6. Step 6: Final answer
    x = 123,179.96

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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.