Home / 79,674.24-109,950.18-43,864.32

Finding the Fourth Proportional to 79,674.24, 109,950.18 and 43,864.32

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Solution

The fourth proportional to 79,674.24, 109,950.18 and 43,864.32 is: 60,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,674.24 : 109,950.18 = 43,864.32 : x
  2. Step 2: Convert to fraction form
    79,674.24/109,950.18 = 43,864.32/x
  3. Step 3: Cross multiply
    79,674.24x = 109,950.18 × 43,864.32
  4. Step 4: Simplify right side
    79,674.24x = 4,822,889,879.58
  5. Step 5: Solve for x
    x = 4,822,889,879.58/79,674.24
  6. Step 6: Final answer
    x = 60,532.61

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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.