Home / 236,724.88-354,683.16-130,198

Finding the Fourth Proportional to 236,724.88, 354,683.16 and 130,198

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Solution

The fourth proportional to 236,724.88, 354,683.16 and 130,198 is: 195,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,724.88 : 354,683.16 = 130,198 : x
  2. Step 2: Convert to fraction form
    236,724.88/354,683.16 = 130,198/x
  3. Step 3: Cross multiply
    236,724.88x = 354,683.16 × 130,198
  4. Step 4: Simplify right side
    236,724.88x = 46,179,038,065.68
  5. Step 5: Solve for x
    x = 46,179,038,065.68/236,724.88
  6. Step 6: Final answer
    x = 195,074.71

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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.