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Finding the Fourth Proportional to 32,326, 44,610.42 and 21,148

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Solution

The fourth proportional to 32,326, 44,610.42 and 21,148 is: 29,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,326 : 44,610.42 = 21,148 : x
  2. Step 2: Convert to fraction form
    32,326/44,610.42 = 21,148/x
  3. Step 3: Cross multiply
    32,326x = 44,610.42 × 21,148
  4. Step 4: Simplify right side
    32,326x = 943,421,162.16
  5. Step 5: Solve for x
    x = 943,421,162.16/32,326
  6. Step 6: Final answer
    x = 29,184.59

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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.