Home / 74,478.62-111,654.94-32,327.02

Finding the Fourth Proportional to 74,478.62, 111,654.94 and 32,327.02

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Solution

The fourth proportional to 74,478.62, 111,654.94 and 32,327.02 is: 48,463.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,478.62 : 111,654.94 = 32,327.02 : x
  2. Step 2: Convert to fraction form
    74,478.62/111,654.94 = 32,327.02/x
  3. Step 3: Cross multiply
    74,478.62x = 111,654.94 × 32,327.02
  4. Step 4: Simplify right side
    74,478.62x = 3,609,471,478.48
  5. Step 5: Solve for x
    x = 3,609,471,478.48/74,478.62
  6. Step 6: Final answer
    x = 48,463.19

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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.