Home / 54,241.09-74,854.32-30,367.55

Finding the Fourth Proportional to 54,241.09, 74,854.32 and 30,367.55

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Solution

The fourth proportional to 54,241.09, 74,854.32 and 30,367.55 is: 41,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,241.09 : 74,854.32 = 30,367.55 : x
  2. Step 2: Convert to fraction form
    54,241.09/74,854.32 = 30,367.55/x
  3. Step 3: Cross multiply
    54,241.09x = 74,854.32 × 30,367.55
  4. Step 4: Simplify right side
    54,241.09x = 2,273,142,305.32
  5. Step 5: Solve for x
    x = 2,273,142,305.32/54,241.09
  6. Step 6: Final answer
    x = 41,908.12

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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.