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Finding the Fourth Proportional to 196,175.60, 294,301.80 and 83,855.60

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Solution

The fourth proportional to 196,175.60, 294,301.80 and 83,855.60 is: 125,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,175.60 : 294,301.80 = 83,855.60 : x
  2. Step 2: Convert to fraction form
    196,175.60/294,301.80 = 83,855.60/x
  3. Step 3: Cross multiply
    196,175.60x = 294,301.80 × 83,855.60
  4. Step 4: Simplify right side
    196,175.60x = 24,678,854,020.08
  5. Step 5: Solve for x
    x = 24,678,854,020.08/196,175.60
  6. Step 6: Final answer
    x = 125,799.81

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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.