Home / 54,069.09-74,614.82-30,195.15

Finding the Fourth Proportional to 54,069.09, 74,614.82 and 30,195.15

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Solution

The fourth proportional to 54,069.09, 74,614.82 and 30,195.15 is: 41,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.09 : 74,614.82 = 30,195.15 : x
  2. Step 2: Convert to fraction form
    54,069.09/74,614.82 = 30,195.15/x
  3. Step 3: Cross multiply
    54,069.09x = 74,614.82 × 30,195.15
  4. Step 4: Simplify right side
    54,069.09x = 2,253,005,531.15
  5. Step 5: Solve for x
    x = 2,253,005,531.15/54,069.09
  6. Step 6: Final answer
    x = 41,669.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.