Home / 130,789.87-196,323.04-60,736.75

Finding the Fourth Proportional to 130,789.87, 196,323.04 and 60,736.75

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Solution

The fourth proportional to 130,789.87, 196,323.04 and 60,736.75 is: 91,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,789.87 : 196,323.04 = 60,736.75 : x
  2. Step 2: Convert to fraction form
    130,789.87/196,323.04 = 60,736.75/x
  3. Step 3: Cross multiply
    130,789.87x = 196,323.04 × 60,736.75
  4. Step 4: Simplify right side
    130,789.87x = 11,924,022,984.83
  5. Step 5: Solve for x
    x = 11,924,022,984.83/130,789.87
  6. Step 6: Final answer
    x = 91,169.32

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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.