Home / 167,005.30-250,445.70-67,131.82

Finding the Fourth Proportional to 167,005.30, 250,445.70 and 67,131.82

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Solution

The fourth proportional to 167,005.30, 250,445.70 and 67,131.82 is: 100,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,005.30 : 250,445.70 = 67,131.82 : x
  2. Step 2: Convert to fraction form
    167,005.30/250,445.70 = 67,131.82/x
  3. Step 3: Cross multiply
    167,005.30x = 250,445.70 × 67,131.82
  4. Step 4: Simplify right side
    167,005.30x = 16,812,875,652.17
  5. Step 5: Solve for x
    x = 16,812,875,652.17/167,005.30
  6. Step 6: Final answer
    x = 100,672.71

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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.