Home / 54,042.22-74,575.16-30,170.41

Finding the Fourth Proportional to 54,042.22, 74,575.16 and 30,170.41

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Solution

The fourth proportional to 54,042.22, 74,575.16 and 30,170.41 is: 41,633.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,042.22 : 74,575.16 = 30,170.41 : x
  2. Step 2: Convert to fraction form
    54,042.22/74,575.16 = 30,170.41/x
  3. Step 3: Cross multiply
    54,042.22x = 74,575.16 × 30,170.41
  4. Step 4: Simplify right side
    54,042.22x = 2,249,962,928.86
  5. Step 5: Solve for x
    x = 2,249,962,928.86/54,042.22
  6. Step 6: Final answer
    x = 41,633.43

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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.