Home / 54,004.36-74,523.32-30,126.42

Finding the Fourth Proportional to 54,004.36, 74,523.32 and 30,126.42

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Solution

The fourth proportional to 54,004.36, 74,523.32 and 30,126.42 is: 41,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004.36 : 74,523.32 = 30,126.42 : x
  2. Step 2: Convert to fraction form
    54,004.36/74,523.32 = 30,126.42/x
  3. Step 3: Cross multiply
    54,004.36x = 74,523.32 × 30,126.42
  4. Step 4: Simplify right side
    54,004.36x = 2,245,120,610.93
  5. Step 5: Solve for x
    x = 2,245,120,610.93/54,004.36
  6. Step 6: Final answer
    x = 41,572.95

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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.