Home / 372,180.28-558,270.42-161,818.22

Finding the Fourth Proportional to 372,180.28, 558,270.42 and 161,818.22

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Solution

The fourth proportional to 372,180.28, 558,270.42 and 161,818.22 is: 242,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,180.28 : 558,270.42 = 161,818.22 : x
  2. Step 2: Convert to fraction form
    372,180.28/558,270.42 = 161,818.22/x
  3. Step 3: Cross multiply
    372,180.28x = 558,270.42 × 161,818.22
  4. Step 4: Simplify right side
    372,180.28x = 90,338,325,643.05
  5. Step 5: Solve for x
    x = 90,338,325,643.05/372,180.28
  6. Step 6: Final answer
    x = 242,727.33

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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.