Home / 54,729.63-81,975.64-33,605.55

Finding the Fourth Proportional to 54,729.63, 81,975.64 and 33,605.55

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Solution

The fourth proportional to 54,729.63, 81,975.64 and 33,605.55 is: 50,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.63 : 81,975.64 = 33,605.55 : x
  2. Step 2: Convert to fraction form
    54,729.63/81,975.64 = 33,605.55/x
  3. Step 3: Cross multiply
    54,729.63x = 81,975.64 × 33,605.55
  4. Step 4: Simplify right side
    54,729.63x = 2,754,836,468.80
  5. Step 5: Solve for x
    x = 2,754,836,468.80/54,729.63
  6. Step 6: Final answer
    x = 50,335.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.