Home / 188,814.26-283,222.13-76,496.60

Finding the Fourth Proportional to 188,814.26, 283,222.13 and 76,496.60

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Solution

The fourth proportional to 188,814.26, 283,222.13 and 76,496.60 is: 114,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,814.26 : 283,222.13 = 76,496.60 : x
  2. Step 2: Convert to fraction form
    188,814.26/283,222.13 = 76,496.60/x
  3. Step 3: Cross multiply
    188,814.26x = 283,222.13 × 76,496.60
  4. Step 4: Simplify right side
    188,814.26x = 21,665,528,191.16
  5. Step 5: Solve for x
    x = 21,665,528,191.16/188,814.26
  6. Step 6: Final answer
    x = 114,745.19

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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.