Home / 196,021.28-270,535.20-190,683.92

Finding the Fourth Proportional to 196,021.28, 270,535.20 and 190,683.92

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Solution

The fourth proportional to 196,021.28, 270,535.20 and 190,683.92 is: 263,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,021.28 : 270,535.20 = 190,683.92 : x
  2. Step 2: Convert to fraction form
    196,021.28/270,535.20 = 190,683.92/x
  3. Step 3: Cross multiply
    196,021.28x = 270,535.20 × 190,683.92
  4. Step 4: Simplify right side
    196,021.28x = 51,586,712,433.98
  5. Step 5: Solve for x
    x = 51,586,712,433.98/196,021.28
  6. Step 6: Final answer
    x = 263,168.94

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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.