Home / 76,582.81-105,668.66-44,745.56

Finding the Fourth Proportional to 76,582.81, 105,668.66 and 44,745.56

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Solution

The fourth proportional to 76,582.81, 105,668.66 and 44,745.56 is: 61,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,582.81 : 105,668.66 = 44,745.56 : x
  2. Step 2: Convert to fraction form
    76,582.81/105,668.66 = 44,745.56/x
  3. Step 3: Cross multiply
    76,582.81x = 105,668.66 × 44,745.56
  4. Step 4: Simplify right side
    76,582.81x = 4,728,202,614.08
  5. Step 5: Solve for x
    x = 4,728,202,614.08/76,582.81
  6. Step 6: Final answer
    x = 61,739.74

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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.