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Finding the Fourth Proportional to 54,375.22, 75,027.39 and 32,860.60

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Solution

The fourth proportional to 54,375.22, 75,027.39 and 32,860.60 is: 45,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375.22 : 75,027.39 = 32,860.60 : x
  2. Step 2: Convert to fraction form
    54,375.22/75,027.39 = 32,860.60/x
  3. Step 3: Cross multiply
    54,375.22x = 75,027.39 × 32,860.60
  4. Step 4: Simplify right side
    54,375.22x = 2,465,445,051.83
  5. Step 5: Solve for x
    x = 2,465,445,051.83/54,375.22
  6. Step 6: Final answer
    x = 45,341.33

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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.