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Finding the Fourth Proportional to 27,838.59, 41,771.27 and 13,045.11

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Solution

The fourth proportional to 27,838.59, 41,771.27 and 13,045.11 is: 19,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,838.59 : 41,771.27 = 13,045.11 : x
  2. Step 2: Convert to fraction form
    27,838.59/41,771.27 = 13,045.11/x
  3. Step 3: Cross multiply
    27,838.59x = 41,771.27 × 13,045.11
  4. Step 4: Simplify right side
    27,838.59x = 544,910,746.76
  5. Step 5: Solve for x
    x = 544,910,746.76/27,838.59
  6. Step 6: Final answer
    x = 19,573.93

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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.