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Finding the Fourth Proportional to 27,108, 37,398.60 and 17,032.32

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Solution

The fourth proportional to 27,108, 37,398.60 and 17,032.32 is: 23,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108 : 37,398.60 = 17,032.32 : x
  2. Step 2: Convert to fraction form
    27,108/37,398.60 = 17,032.32/x
  3. Step 3: Cross multiply
    27,108x = 37,398.60 × 17,032.32
  4. Step 4: Simplify right side
    27,108x = 636,984,922.75
  5. Step 5: Solve for x
    x = 636,984,922.75/27,108
  6. Step 6: Final answer
    x = 23,498.04

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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.