Home / 111,241.05-166,879.77-36,339.45

Finding the Fourth Proportional to 111,241.05, 166,879.77 and 36,339.45

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Solution

The fourth proportional to 111,241.05, 166,879.77 and 36,339.45 is: 54,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,241.05 : 166,879.77 = 36,339.45 : x
  2. Step 2: Convert to fraction form
    111,241.05/166,879.77 = 36,339.45/x
  3. Step 3: Cross multiply
    111,241.05x = 166,879.77 × 36,339.45
  4. Step 4: Simplify right side
    111,241.05x = 6,064,319,057.93
  5. Step 5: Solve for x
    x = 6,064,319,057.93/111,241.05
  6. Step 6: Final answer
    x = 54,515.12

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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.