Home / 76,033.69-114,050.73-20,629.69

Finding the Fourth Proportional to 76,033.69, 114,050.73 and 20,629.69

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Solution

The fourth proportional to 76,033.69, 114,050.73 and 20,629.69 is: 30,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,033.69 : 114,050.73 = 20,629.69 : x
  2. Step 2: Convert to fraction form
    76,033.69/114,050.73 = 20,629.69/x
  3. Step 3: Cross multiply
    76,033.69x = 114,050.73 × 20,629.69
  4. Step 4: Simplify right side
    76,033.69x = 2,352,830,996.41
  5. Step 5: Solve for x
    x = 2,352,830,996.41/76,033.69
  6. Step 6: Final answer
    x = 30,944.59

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1.5x scale

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.