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Finding the Fourth Proportional to 23,581.54, 35,364.10 and 8,782.38

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Solution

The fourth proportional to 23,581.54, 35,364.10 and 8,782.38 is: 13,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,581.54 : 35,364.10 = 8,782.38 : x
  2. Step 2: Convert to fraction form
    23,581.54/35,364.10 = 8,782.38/x
  3. Step 3: Cross multiply
    23,581.54x = 35,364.10 × 8,782.38
  4. Step 4: Simplify right side
    23,581.54x = 310,580,854.19
  5. Step 5: Solve for x
    x = 310,580,854.19/23,581.54
  6. Step 6: Final answer
    x = 13,170.51

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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.