Home / 73,568.14-110,353.24-20,977.62

Finding the Fourth Proportional to 73,568.14, 110,353.24 and 20,977.62

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Solution

The fourth proportional to 73,568.14, 110,353.24 and 20,977.62 is: 31,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,568.14 : 110,353.24 = 20,977.62 : x
  2. Step 2: Convert to fraction form
    73,568.14/110,353.24 = 20,977.62/x
  3. Step 3: Cross multiply
    73,568.14x = 110,353.24 × 20,977.62
  4. Step 4: Simplify right side
    73,568.14x = 2,314,948,334.49
  5. Step 5: Solve for x
    x = 2,314,948,334.49/73,568.14
  6. Step 6: Final answer
    x = 31,466.72

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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.