Home / 363,867.07-545,775.03-136,119.25

Finding the Fourth Proportional to 363,867.07, 545,775.03 and 136,119.25

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Solution

The fourth proportional to 363,867.07, 545,775.03 and 136,119.25 is: 204,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,867.07 : 545,775.03 = 136,119.25 : x
  2. Step 2: Convert to fraction form
    363,867.07/545,775.03 = 136,119.25/x
  3. Step 3: Cross multiply
    363,867.07x = 545,775.03 × 136,119.25
  4. Step 4: Simplify right side
    363,867.07x = 74,290,487,752.33
  5. Step 5: Solve for x
    x = 74,290,487,752.33/363,867.07
  6. Step 6: Final answer
    x = 204,169.31

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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.