Home / 79,192.54-109,198.10-50,466.67

Finding the Fourth Proportional to 79,192.54, 109,198.10 and 50,466.67

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Solution

The fourth proportional to 79,192.54, 109,198.10 and 50,466.67 is: 69,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,192.54 : 109,198.10 = 50,466.67 : x
  2. Step 2: Convert to fraction form
    79,192.54/109,198.10 = 50,466.67/x
  3. Step 3: Cross multiply
    79,192.54x = 109,198.10 × 50,466.67
  4. Step 4: Simplify right side
    79,192.54x = 5,510,864,477.33
  5. Step 5: Solve for x
    x = 5,510,864,477.33/79,192.54
  6. Step 6: Final answer
    x = 69,588.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.