Home / 178,703.08-268,165.62-111,367.24

Finding the Fourth Proportional to 178,703.08, 268,165.62 and 111,367.24

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Solution

The fourth proportional to 178,703.08, 268,165.62 and 111,367.24 is: 167,120.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,703.08 : 268,165.62 = 111,367.24 : x
  2. Step 2: Convert to fraction form
    178,703.08/268,165.62 = 111,367.24/x
  3. Step 3: Cross multiply
    178,703.08x = 268,165.62 × 111,367.24
  4. Step 4: Simplify right side
    178,703.08x = 29,864,864,291.87
  5. Step 5: Solve for x
    x = 29,864,864,291.87/178,703.08
  6. Step 6: Final answer
    x = 167,120.03

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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.