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Finding the Fourth Proportional to 13,792.59, 19,023.57 and 8,752.47

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Solution

The fourth proportional to 13,792.59, 19,023.57 and 8,752.47 is: 12,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.59 : 19,023.57 = 8,752.47 : x
  2. Step 2: Convert to fraction form
    13,792.59/19,023.57 = 8,752.47/x
  3. Step 3: Cross multiply
    13,792.59x = 19,023.57 × 8,752.47
  4. Step 4: Simplify right side
    13,792.59x = 166,503,225.72
  5. Step 5: Solve for x
    x = 166,503,225.72/13,792.59
  6. Step 6: Final answer
    x = 12,071.93

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