Home / 112,154.72-167,895.96-108,166.96

Finding the Fourth Proportional to 112,154.72, 167,895.96 and 108,166.96

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Solution

The fourth proportional to 112,154.72, 167,895.96 and 108,166.96 is: 161,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,154.72 : 167,895.96 = 108,166.96 : x
  2. Step 2: Convert to fraction form
    112,154.72/167,895.96 = 108,166.96/x
  3. Step 3: Cross multiply
    112,154.72x = 167,895.96 × 108,166.96
  4. Step 4: Simplify right side
    112,154.72x = 18,160,795,589.48
  5. Step 5: Solve for x
    x = 18,160,795,589.48/112,154.72
  6. Step 6: Final answer
    x = 161,926.27

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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.