Home / 77,803.12-107,367.26-43,814.94

Finding the Fourth Proportional to 77,803.12, 107,367.26 and 43,814.94

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Solution

The fourth proportional to 77,803.12, 107,367.26 and 43,814.94 is: 60,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,803.12 : 107,367.26 = 43,814.94 : x
  2. Step 2: Convert to fraction form
    77,803.12/107,367.26 = 43,814.94/x
  3. Step 3: Cross multiply
    77,803.12x = 107,367.26 × 43,814.94
  4. Step 4: Simplify right side
    77,803.12x = 4,704,290,054.86
  5. Step 5: Solve for x
    x = 4,704,290,054.86/77,803.12
  6. Step 6: Final answer
    x = 60,464.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.