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Finding the Fourth Proportional to 48,036, 66,289.44 and 26,814

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Solution

The fourth proportional to 48,036, 66,289.44 and 26,814 is: 37,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,036 : 66,289.44 = 26,814 : x
  2. Step 2: Convert to fraction form
    48,036/66,289.44 = 26,814/x
  3. Step 3: Cross multiply
    48,036x = 66,289.44 × 26,814
  4. Step 4: Simplify right side
    48,036x = 1,777,485,044.16
  5. Step 5: Solve for x
    x = 1,777,485,044.16/48,036
  6. Step 6: Final answer
    x = 37,003.19

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Why These Related Problems?

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