Home / 54,168.22-74,745.59-29,967.55

Finding the Fourth Proportional to 54,168.22, 74,745.59 and 29,967.55

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Solution

The fourth proportional to 54,168.22, 74,745.59 and 29,967.55 is: 41,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,168.22 : 74,745.59 = 29,967.55 : x
  2. Step 2: Convert to fraction form
    54,168.22/74,745.59 = 29,967.55/x
  3. Step 3: Cross multiply
    54,168.22x = 74,745.59 × 29,967.55
  4. Step 4: Simplify right side
    54,168.22x = 2,239,941,868.90
  5. Step 5: Solve for x
    x = 2,239,941,868.90/54,168.22
  6. Step 6: Final answer
    x = 41,351.59

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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.