Home / 111,690.26-167,533.08-36,814.90

Finding the Fourth Proportional to 111,690.26, 167,533.08 and 36,814.90

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Solution

The fourth proportional to 111,690.26, 167,533.08 and 36,814.90 is: 55,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,690.26 : 167,533.08 = 36,814.90 : x
  2. Step 2: Convert to fraction form
    111,690.26/167,533.08 = 36,814.90/x
  3. Step 3: Cross multiply
    111,690.26x = 167,533.08 × 36,814.90
  4. Step 4: Simplify right side
    111,690.26x = 6,167,713,536.96
  5. Step 5: Solve for x
    x = 6,167,713,536.96/111,690.26
  6. Step 6: Final answer
    x = 55,221.59

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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.