Home / 130,765.12-196,147.68-37,268.44

Finding the Fourth Proportional to 130,765.12, 196,147.68 and 37,268.44

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Solution

The fourth proportional to 130,765.12, 196,147.68 and 37,268.44 is: 55,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,765.12 : 196,147.68 = 37,268.44 : x
  2. Step 2: Convert to fraction form
    130,765.12/196,147.68 = 37,268.44/x
  3. Step 3: Cross multiply
    130,765.12x = 196,147.68 × 37,268.44
  4. Step 4: Simplify right side
    130,765.12x = 7,310,117,552.85
  5. Step 5: Solve for x
    x = 7,310,117,552.85/130,765.12
  6. Step 6: Final answer
    x = 55,902.66

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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.