Home / 54,282.02-74,912.27-30,416.39

Finding the Fourth Proportional to 54,282.02, 74,912.27 and 30,416.39

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Solution

The fourth proportional to 54,282.02, 74,912.27 and 30,416.39 is: 41,976.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.02 : 74,912.27 = 30,416.39 : x
  2. Step 2: Convert to fraction form
    54,282.02/74,912.27 = 30,416.39/x
  3. Step 3: Cross multiply
    54,282.02x = 74,912.27 × 30,416.39
  4. Step 4: Simplify right side
    54,282.02x = 2,278,560,449.24
  5. Step 5: Solve for x
    x = 2,278,560,449.24/54,282.02
  6. Step 6: Final answer
    x = 41,976.34

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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.