Home / 130,811.24-196,212.66-37,316.96

Finding the Fourth Proportional to 130,811.24, 196,212.66 and 37,316.96

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Solution

The fourth proportional to 130,811.24, 196,212.66 and 37,316.96 is: 55,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,811.24 : 196,212.66 = 37,316.96 : x
  2. Step 2: Convert to fraction form
    130,811.24/196,212.66 = 37,316.96/x
  3. Step 3: Cross multiply
    130,811.24x = 196,212.66 × 37,316.96
  4. Step 4: Simplify right side
    130,811.24x = 7,322,059,984.71
  5. Step 5: Solve for x
    x = 7,322,059,984.71/130,811.24
  6. Step 6: Final answer
    x = 55,974.24

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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.