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Finding the Fourth Proportional to 24,458.80, 36,663.90 and 11,968.60

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Solution

The fourth proportional to 24,458.80, 36,663.90 and 11,968.60 is: 17,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,458.80 : 36,663.90 = 11,968.60 : x
  2. Step 2: Convert to fraction form
    24,458.80/36,663.90 = 11,968.60/x
  3. Step 3: Cross multiply
    24,458.80x = 36,663.90 × 11,968.60
  4. Step 4: Simplify right side
    24,458.80x = 438,815,553.54
  5. Step 5: Solve for x
    x = 438,815,553.54/24,458.80
  6. Step 6: Final answer
    x = 17,941.01

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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.