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Finding the Fourth Proportional to 23,467.29, 35,024.67 and 20,290.71

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Solution

The fourth proportional to 23,467.29, 35,024.67 and 20,290.71 is: 30,283.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,467.29 : 35,024.67 = 20,290.71 : x
  2. Step 2: Convert to fraction form
    23,467.29/35,024.67 = 20,290.71/x
  3. Step 3: Cross multiply
    23,467.29x = 35,024.67 × 20,290.71
  4. Step 4: Simplify right side
    23,467.29x = 710,675,421.82
  5. Step 5: Solve for x
    x = 710,675,421.82/23,467.29
  6. Step 6: Final answer
    x = 30,283.66

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.