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Finding the Fourth Proportional to 35,930.48, 49,582.08 and 20,014.64

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Solution

The fourth proportional to 35,930.48, 49,582.08 and 20,014.64 is: 27,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,930.48 : 49,582.08 = 20,014.64 : x
  2. Step 2: Convert to fraction form
    35,930.48/49,582.08 = 20,014.64/x
  3. Step 3: Cross multiply
    35,930.48x = 49,582.08 × 20,014.64
  4. Step 4: Simplify right side
    35,930.48x = 992,367,481.65
  5. Step 5: Solve for x
    x = 992,367,481.65/35,930.48
  6. Step 6: Final answer
    x = 27,619.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.