Home / 74,327.60-111,505.80-32,207.60

Finding the Fourth Proportional to 74,327.60, 111,505.80 and 32,207.60

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Solution

The fourth proportional to 74,327.60, 111,505.80 and 32,207.60 is: 48,317.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,327.60 : 111,505.80 = 32,207.60 : x
  2. Step 2: Convert to fraction form
    74,327.60/111,505.80 = 32,207.60/x
  3. Step 3: Cross multiply
    74,327.60x = 111,505.80 × 32,207.60
  4. Step 4: Simplify right side
    74,327.60x = 3,591,334,204.08
  5. Step 5: Solve for x
    x = 3,591,334,204.08/74,327.60
  6. Step 6: Final answer
    x = 48,317.64

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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.