Home / 54,102.83-74,661.47-30,229.25

Finding the Fourth Proportional to 54,102.83, 74,661.47 and 30,229.25

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Solution

The fourth proportional to 54,102.83, 74,661.47 and 30,229.25 is: 41,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,102.83 : 74,661.47 = 30,229.25 : x
  2. Step 2: Convert to fraction form
    54,102.83/74,661.47 = 30,229.25/x
  3. Step 3: Cross multiply
    54,102.83x = 74,661.47 × 30,229.25
  4. Step 4: Simplify right side
    54,102.83x = 2,256,959,944.26
  5. Step 5: Solve for x
    x = 2,256,959,944.26/54,102.83
  6. Step 6: Final answer
    x = 41,716.12

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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.