Home / 167,535.14-251,384.72-78,797.61

Finding the Fourth Proportional to 167,535.14, 251,384.72 and 78,797.61

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Solution

The fourth proportional to 167,535.14, 251,384.72 and 78,797.61 is: 118,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,535.14 : 251,384.72 = 78,797.61 : x
  2. Step 2: Convert to fraction form
    167,535.14/251,384.72 = 78,797.61/x
  3. Step 3: Cross multiply
    167,535.14x = 251,384.72 × 78,797.61
  4. Step 4: Simplify right side
    167,535.14x = 19,808,514,732.53
  5. Step 5: Solve for x
    x = 19,808,514,732.53/167,535.14
  6. Step 6: Final answer
    x = 118,234.99

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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.