Home / 74,168.58-111,240.56-26,774.58

Finding the Fourth Proportional to 74,168.58, 111,240.56 and 26,774.58

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Solution

The fourth proportional to 74,168.58, 111,240.56 and 26,774.58 is: 40,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,168.58 : 111,240.56 = 26,774.58 : x
  2. Step 2: Convert to fraction form
    74,168.58/111,240.56 = 26,774.58/x
  3. Step 3: Cross multiply
    74,168.58x = 111,240.56 × 26,774.58
  4. Step 4: Simplify right side
    74,168.58x = 2,978,419,272.96
  5. Step 5: Solve for x
    x = 2,978,419,272.96/74,168.58
  6. Step 6: Final answer
    x = 40,157.43

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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.