Home / 34,703.37-51,994.58-20,821.77

Finding the Fourth Proportional to 34,703.37, 51,994.58 and 20,821.77

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Solution

The fourth proportional to 34,703.37, 51,994.58 and 20,821.77 is: 31,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.37 : 51,994.58 = 20,821.77 : x
  2. Step 2: Convert to fraction form
    34,703.37/51,994.58 = 20,821.77/x
  3. Step 3: Cross multiply
    34,703.37x = 51,994.58 × 20,821.77
  4. Step 4: Simplify right side
    34,703.37x = 1,082,619,081.90
  5. Step 5: Solve for x
    x = 1,082,619,081.90/34,703.37
  6. Step 6: Final answer
    x = 31,196.37

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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.