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Finding the Fourth Proportional to 30,256.67, 41,751.71 and 17,510.78

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Solution

The fourth proportional to 30,256.67, 41,751.71 and 17,510.78 is: 24,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.67 : 41,751.71 = 17,510.78 : x
  2. Step 2: Convert to fraction form
    30,256.67/41,751.71 = 17,510.78/x
  3. Step 3: Cross multiply
    30,256.67x = 41,751.71 × 17,510.78
  4. Step 4: Simplify right side
    30,256.67x = 731,105,156.59
  5. Step 5: Solve for x
    x = 731,105,156.59/30,256.67
  6. Step 6: Final answer
    x = 24,163.44

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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.