Home / 196,021.42-294,032.12-55,780.04

Finding the Fourth Proportional to 196,021.42, 294,032.12 and 55,780.04

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Solution

The fourth proportional to 196,021.42, 294,032.12 and 55,780.04 is: 83,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,021.42 : 294,032.12 = 55,780.04 : x
  2. Step 2: Convert to fraction form
    196,021.42/294,032.12 = 55,780.04/x
  3. Step 3: Cross multiply
    196,021.42x = 294,032.12 × 55,780.04
  4. Step 4: Simplify right side
    196,021.42x = 16,401,123,414.88
  5. Step 5: Solve for x
    x = 16,401,123,414.88/196,021.42
  6. Step 6: Final answer
    x = 83,670.06

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1.5x scale

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.