Home / 130,906.24-196,355.44-36,142.21

Finding the Fourth Proportional to 130,906.24, 196,355.44 and 36,142.21

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Solution

The fourth proportional to 130,906.24, 196,355.44 and 36,142.21 is: 54,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,906.24 : 196,355.44 = 36,142.21 : x
  2. Step 2: Convert to fraction form
    130,906.24/196,355.44 = 36,142.21/x
  3. Step 3: Cross multiply
    130,906.24x = 196,355.44 × 36,142.21
  4. Step 4: Simplify right side
    130,906.24x = 7,096,719,547.12
  5. Step 5: Solve for x
    x = 7,096,719,547.12/130,906.24
  6. Step 6: Final answer
    x = 54,212.23

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1.5x scale

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.