Home / 53,408.70-73,672.47-33,268.86

Finding the Fourth Proportional to 53,408.70, 73,672.47 and 33,268.86

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Solution

The fourth proportional to 53,408.70, 73,672.47 and 33,268.86 is: 45,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,408.70 : 73,672.47 = 33,268.86 : x
  2. Step 2: Convert to fraction form
    53,408.70/73,672.47 = 33,268.86/x
  3. Step 3: Cross multiply
    53,408.70x = 73,672.47 × 33,268.86
  4. Step 4: Simplify right side
    53,408.70x = 2,450,999,090.28
  5. Step 5: Solve for x
    x = 2,450,999,090.28/53,408.70
  6. Step 6: Final answer
    x = 45,891.38

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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.