Home / 51,364.30-77,044.83-30,447.67

Finding the Fourth Proportional to 51,364.30, 77,044.83 and 30,447.67

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Solution

The fourth proportional to 51,364.30, 77,044.83 and 30,447.67 is: 45,670.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,364.30 : 77,044.83 = 30,447.67 : x
  2. Step 2: Convert to fraction form
    51,364.30/77,044.83 = 30,447.67/x
  3. Step 3: Cross multiply
    51,364.30x = 77,044.83 × 30,447.67
  4. Step 4: Simplify right side
    51,364.30x = 2,345,835,559.05
  5. Step 5: Solve for x
    x = 2,345,835,559.05/51,364.30
  6. Step 6: Final answer
    x = 45,670.54

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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.