Home / 54,250.70-74,867.29-30,382.22

Finding the Fourth Proportional to 54,250.70, 74,867.29 and 30,382.22

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Solution

The fourth proportional to 54,250.70, 74,867.29 and 30,382.22 is: 41,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,250.70 : 74,867.29 = 30,382.22 : x
  2. Step 2: Convert to fraction form
    54,250.70/74,867.29 = 30,382.22/x
  3. Step 3: Cross multiply
    54,250.70x = 74,867.29 × 30,382.22
  4. Step 4: Simplify right side
    54,250.70x = 2,274,634,586.80
  5. Step 5: Solve for x
    x = 2,274,634,586.80/54,250.70
  6. Step 6: Final answer
    x = 41,928.21

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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.