Home / 54,243.60-74,857.68-33,022.32

Finding the Fourth Proportional to 54,243.60, 74,857.68 and 33,022.32

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Solution

The fourth proportional to 54,243.60, 74,857.68 and 33,022.32 is: 45,571.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,243.60 : 74,857.68 = 33,022.32 : x
  2. Step 2: Convert to fraction form
    54,243.60/74,857.68 = 33,022.32/x
  3. Step 3: Cross multiply
    54,243.60x = 74,857.68 × 33,022.32
  4. Step 4: Simplify right side
    54,243.60x = 2,471,974,263.42
  5. Step 5: Solve for x
    x = 2,471,974,263.42/54,243.60
  6. Step 6: Final answer
    x = 45,571.72

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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.