Home / 174,664.08-261,964.44-79,872.72

Finding the Fourth Proportional to 174,664.08, 261,964.44 and 79,872.72

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Solution

The fourth proportional to 174,664.08, 261,964.44 and 79,872.72 is: 119,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,664.08 : 261,964.44 = 79,872.72 : x
  2. Step 2: Convert to fraction form
    174,664.08/261,964.44 = 79,872.72/x
  3. Step 3: Cross multiply
    174,664.08x = 261,964.44 × 79,872.72
  4. Step 4: Simplify right side
    174,664.08x = 20,923,812,366.08
  5. Step 5: Solve for x
    x = 20,923,812,366.08/174,664.08
  6. Step 6: Final answer
    x = 119,794.59

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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.