Home / 217,583.28-300,249.18-120,792.33

Finding the Fourth Proportional to 217,583.28, 300,249.18 and 120,792.33

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Solution

The fourth proportional to 217,583.28, 300,249.18 and 120,792.33 is: 166,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,583.28 : 300,249.18 = 120,792.33 : x
  2. Step 2: Convert to fraction form
    217,583.28/300,249.18 = 120,792.33/x
  3. Step 3: Cross multiply
    217,583.28x = 300,249.18 × 120,792.33
  4. Step 4: Simplify right side
    217,583.28x = 36,267,798,032.79
  5. Step 5: Solve for x
    x = 36,267,798,032.79/217,583.28
  6. Step 6: Final answer
    x = 166,684.67

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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.