Home / 204,322.23-306,480.27-91,923.07

Finding the Fourth Proportional to 204,322.23, 306,480.27 and 91,923.07

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Solution

The fourth proportional to 204,322.23, 306,480.27 and 91,923.07 is: 137,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,322.23 : 306,480.27 = 91,923.07 : x
  2. Step 2: Convert to fraction form
    204,322.23/306,480.27 = 91,923.07/x
  3. Step 3: Cross multiply
    204,322.23x = 306,480.27 × 91,923.07
  4. Step 4: Simplify right side
    204,322.23x = 28,172,606,853.21
  5. Step 5: Solve for x
    x = 28,172,606,853.21/204,322.23
  6. Step 6: Final answer
    x = 137,883.22

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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.