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Finding the Fourth Proportional to 23,886.17, 32,996.64 and 19,137.65

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Solution

The fourth proportional to 23,886.17, 32,996.64 and 19,137.65 is: 26,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,886.17 : 32,996.64 = 19,137.65 : x
  2. Step 2: Convert to fraction form
    23,886.17/32,996.64 = 19,137.65/x
  3. Step 3: Cross multiply
    23,886.17x = 32,996.64 × 19,137.65
  4. Step 4: Simplify right side
    23,886.17x = 631,478,147.50
  5. Step 5: Solve for x
    x = 631,478,147.50/23,886.17
  6. Step 6: Final answer
    x = 26,436.98

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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.