Home / 130,873.27-196,330.56-55,993.90

Finding the Fourth Proportional to 130,873.27, 196,330.56 and 55,993.90

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Solution

The fourth proportional to 130,873.27, 196,330.56 and 55,993.90 is: 83,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,873.27 : 196,330.56 = 55,993.90 : x
  2. Step 2: Convert to fraction form
    130,873.27/196,330.56 = 55,993.90/x
  3. Step 3: Cross multiply
    130,873.27x = 196,330.56 × 55,993.90
  4. Step 4: Simplify right side
    130,873.27x = 10,993,313,743.58
  5. Step 5: Solve for x
    x = 10,993,313,743.58/130,873.27
  6. Step 6: Final answer
    x = 83,999.69

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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.