Home / 54,336.36-74,991.84-30,142.74

Finding the Fourth Proportional to 54,336.36, 74,991.84 and 30,142.74

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Solution

The fourth proportional to 54,336.36, 74,991.84 and 30,142.74 is: 41,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.36 : 74,991.84 = 30,142.74 : x
  2. Step 2: Convert to fraction form
    54,336.36/74,991.84 = 30,142.74/x
  3. Step 3: Cross multiply
    54,336.36x = 74,991.84 × 30,142.74
  4. Step 4: Simplify right side
    54,336.36x = 2,260,459,535.24
  5. Step 5: Solve for x
    x = 2,260,459,535.24/54,336.36
  6. Step 6: Final answer
    x = 41,601.23

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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.