Home / 51,982.66-77,960.15-14,540.41

Finding the Fourth Proportional to 51,982.66, 77,960.15 and 14,540.41

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Solution

The fourth proportional to 51,982.66, 77,960.15 and 14,540.41 is: 21,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.66 : 77,960.15 = 14,540.41 : x
  2. Step 2: Convert to fraction form
    51,982.66/77,960.15 = 14,540.41/x
  3. Step 3: Cross multiply
    51,982.66x = 77,960.15 × 14,540.41
  4. Step 4: Simplify right side
    51,982.66x = 1,133,572,082.16
  5. Step 5: Solve for x
    x = 1,133,572,082.16/51,982.66
  6. Step 6: Final answer
    x = 21,806.74

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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.