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Finding the Fourth Proportional to 196,059.83, 294,066.34 and 53,919.55

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Solution

The fourth proportional to 196,059.83, 294,066.34 and 53,919.55 is: 80,872.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,059.83 : 294,066.34 = 53,919.55 : x
  2. Step 2: Convert to fraction form
    196,059.83/294,066.34 = 53,919.55/x
  3. Step 3: Cross multiply
    196,059.83x = 294,066.34 × 53,919.55
  4. Step 4: Simplify right side
    196,059.83x = 15,855,924,722.95
  5. Step 5: Solve for x
    x = 15,855,924,722.95/196,059.83
  6. Step 6: Final answer
    x = 80,872.89

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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.