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Finding the Fourth Proportional to 187,049.28, 257,794.20 and 141,618.41

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Solution

The fourth proportional to 187,049.28, 257,794.20 and 141,618.41 is: 195,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,049.28 : 257,794.20 = 141,618.41 : x
  2. Step 2: Convert to fraction form
    187,049.28/257,794.20 = 141,618.41/x
  3. Step 3: Cross multiply
    187,049.28x = 257,794.20 × 141,618.41
  4. Step 4: Simplify right side
    187,049.28x = 36,508,404,711.22
  5. Step 5: Solve for x
    x = 36,508,404,711.22/187,049.28
  6. Step 6: Final answer
    x = 195,180.67

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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.