Home / 79,762.20-119,606.72-27,150.27

Finding the Fourth Proportional to 79,762.20, 119,606.72 and 27,150.27

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Solution

The fourth proportional to 79,762.20, 119,606.72 and 27,150.27 is: 40,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,762.20 : 119,606.72 = 27,150.27 : x
  2. Step 2: Convert to fraction form
    79,762.20/119,606.72 = 27,150.27/x
  3. Step 3: Cross multiply
    79,762.20x = 119,606.72 × 27,150.27
  4. Step 4: Simplify right side
    79,762.20x = 3,247,354,606.06
  5. Step 5: Solve for x
    x = 3,247,354,606.06/79,762.20
  6. Step 6: Final answer
    x = 40,712.95

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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.