Home / 130,255.52-195,355.94-36,739.40

Finding the Fourth Proportional to 130,255.52, 195,355.94 and 36,739.40

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Solution

The fourth proportional to 130,255.52, 195,355.94 and 36,739.40 is: 55,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,255.52 : 195,355.94 = 36,739.40 : x
  2. Step 2: Convert to fraction form
    130,255.52/195,355.94 = 36,739.40/x
  3. Step 3: Cross multiply
    130,255.52x = 195,355.94 × 36,739.40
  4. Step 4: Simplify right side
    130,255.52x = 7,177,260,022.04
  5. Step 5: Solve for x
    x = 7,177,260,022.04/130,255.52
  6. Step 6: Final answer
    x = 55,101.39

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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.