Home / 74,386.62-111,576.29-32,245.56

Finding the Fourth Proportional to 74,386.62, 111,576.29 and 32,245.56

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Solution

The fourth proportional to 74,386.62, 111,576.29 and 32,245.56 is: 48,366.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,386.62 : 111,576.29 = 32,245.56 : x
  2. Step 2: Convert to fraction form
    74,386.62/111,576.29 = 32,245.56/x
  3. Step 3: Cross multiply
    74,386.62x = 111,576.29 × 32,245.56
  4. Step 4: Simplify right side
    74,386.62x = 3,597,839,792.54
  5. Step 5: Solve for x
    x = 3,597,839,792.54/74,386.62
  6. Step 6: Final answer
    x = 48,366.76

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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.