Home / 130,906.68-196,371.38-36,136.93

Finding the Fourth Proportional to 130,906.68, 196,371.38 and 36,136.93

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Solution

The fourth proportional to 130,906.68, 196,371.38 and 36,136.93 is: 54,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,906.68 : 196,371.38 = 36,136.93 : x
  2. Step 2: Convert to fraction form
    130,906.68/196,371.38 = 36,136.93/x
  3. Step 3: Cross multiply
    130,906.68x = 196,371.38 × 36,136.93
  4. Step 4: Simplify right side
    130,906.68x = 7,096,258,813.06
  5. Step 5: Solve for x
    x = 7,096,258,813.06/130,906.68
  6. Step 6: Final answer
    x = 54,208.53

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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.