Home / 111,919.46-167,937.50-49,575.38

Finding the Fourth Proportional to 111,919.46, 167,937.50 and 49,575.38

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Solution

The fourth proportional to 111,919.46, 167,937.50 and 49,575.38 is: 74,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,919.46 : 167,937.50 = 49,575.38 : x
  2. Step 2: Convert to fraction form
    111,919.46/167,937.50 = 49,575.38/x
  3. Step 3: Cross multiply
    111,919.46x = 167,937.50 × 49,575.38
  4. Step 4: Simplify right side
    111,919.46x = 8,325,564,663.00
  5. Step 5: Solve for x
    x = 8,325,564,663.00/111,919.46
  6. Step 6: Final answer
    x = 74,388.90

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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.