Home / 51,635.60-77,464.20-16,578.80

Finding the Fourth Proportional to 51,635.60, 77,464.20 and 16,578.80

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Solution

The fourth proportional to 51,635.60, 77,464.20 and 16,578.80 is: 24,871.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,635.60 : 77,464.20 = 16,578.80 : x
  2. Step 2: Convert to fraction form
    51,635.60/77,464.20 = 16,578.80/x
  3. Step 3: Cross multiply
    51,635.60x = 77,464.20 × 16,578.80
  4. Step 4: Simplify right side
    51,635.60x = 1,284,263,478.96
  5. Step 5: Solve for x
    x = 1,284,263,478.96/51,635.60
  6. Step 6: Final answer
    x = 24,871.67

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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.