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Finding the Fourth Proportional to 52,922.54, 79,700.61 and 48,198.62

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Solution

The fourth proportional to 52,922.54, 79,700.61 and 48,198.62 is: 72,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,922.54 : 79,700.61 = 48,198.62 : x
  2. Step 2: Convert to fraction form
    52,922.54/79,700.61 = 48,198.62/x
  3. Step 3: Cross multiply
    52,922.54x = 79,700.61 × 48,198.62
  4. Step 4: Simplify right side
    52,922.54x = 3,841,458,835.91
  5. Step 5: Solve for x
    x = 3,841,458,835.91/52,922.54
  6. Step 6: Final answer
    x = 72,586.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.