Home / 51,768.92-77,636.75-16,700.38

Finding the Fourth Proportional to 51,768.92, 77,636.75 and 16,700.38

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Solution

The fourth proportional to 51,768.92, 77,636.75 and 16,700.38 is: 25,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,768.92 : 77,636.75 = 16,700.38 : x
  2. Step 2: Convert to fraction form
    51,768.92/77,636.75 = 16,700.38/x
  3. Step 3: Cross multiply
    51,768.92x = 77,636.75 × 16,700.38
  4. Step 4: Simplify right side
    51,768.92x = 1,296,562,949.37
  5. Step 5: Solve for x
    x = 1,296,562,949.37/51,768.92
  6. Step 6: Final answer
    x = 25,045.20

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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.