Home / 194,079.11-291,026.39-67,704.05

Finding the Fourth Proportional to 194,079.11, 291,026.39 and 67,704.05

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Solution

The fourth proportional to 194,079.11, 291,026.39 and 67,704.05 is: 101,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,079.11 : 291,026.39 = 67,704.05 : x
  2. Step 2: Convert to fraction form
    194,079.11/291,026.39 = 67,704.05/x
  3. Step 3: Cross multiply
    194,079.11x = 291,026.39 × 67,704.05
  4. Step 4: Simplify right side
    194,079.11x = 19,703,665,648.93
  5. Step 5: Solve for x
    x = 19,703,665,648.93/194,079.11
  6. Step 6: Final answer
    x = 101,523.89

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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.