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Finding the Fourth Proportional to 54,792.61, 82,188.02 and 17,352.63

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Solution

The fourth proportional to 54,792.61, 82,188.02 and 17,352.63 is: 26,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.61 : 82,188.02 = 17,352.63 : x
  2. Step 2: Convert to fraction form
    54,792.61/82,188.02 = 17,352.63/x
  3. Step 3: Cross multiply
    54,792.61x = 82,188.02 × 17,352.63
  4. Step 4: Simplify right side
    54,792.61x = 1,426,177,890.55
  5. Step 5: Solve for x
    x = 1,426,177,890.55/54,792.61
  6. Step 6: Final answer
    x = 26,028.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.