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Finding the Fourth Proportional to 27,915.63, 41,881.59 and 11,267.16

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Solution

The fourth proportional to 27,915.63, 41,881.59 and 11,267.16 is: 16,904.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,915.63 : 41,881.59 = 11,267.16 : x
  2. Step 2: Convert to fraction form
    27,915.63/41,881.59 = 11,267.16/x
  3. Step 3: Cross multiply
    27,915.63x = 41,881.59 × 11,267.16
  4. Step 4: Simplify right side
    27,915.63x = 471,886,575.58
  5. Step 5: Solve for x
    x = 471,886,575.58/27,915.63
  6. Step 6: Final answer
    x = 16,904.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.