Home / 34,504.10-51,678.39-20,623.94

Finding the Fourth Proportional to 34,504.10, 51,678.39 and 20,623.94

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Solution

The fourth proportional to 34,504.10, 51,678.39 and 20,623.94 is: 30,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,504.10 : 51,678.39 = 20,623.94 : x
  2. Step 2: Convert to fraction form
    34,504.10/51,678.39 = 20,623.94/x
  3. Step 3: Cross multiply
    34,504.10x = 51,678.39 × 20,623.94
  4. Step 4: Simplify right side
    34,504.10x = 1,065,812,014.66
  5. Step 5: Solve for x
    x = 1,065,812,014.66/34,504.10
  6. Step 6: Final answer
    x = 30,889.43

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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.