Home / 45,620.30-68,379.35-29,855.67

Finding the Fourth Proportional to 45,620.30, 68,379.35 and 29,855.67

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Solution

The fourth proportional to 45,620.30, 68,379.35 and 29,855.67 is: 44,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,620.30 : 68,379.35 = 29,855.67 : x
  2. Step 2: Convert to fraction form
    45,620.30/68,379.35 = 29,855.67/x
  3. Step 3: Cross multiply
    45,620.30x = 68,379.35 × 29,855.67
  4. Step 4: Simplify right side
    45,620.30x = 2,041,511,159.14
  5. Step 5: Solve for x
    x = 2,041,511,159.14/45,620.30
  6. Step 6: Final answer
    x = 44,750.06

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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.