Home / 233,099.26-321,646.71-131,121.27

Finding the Fourth Proportional to 233,099.26, 321,646.71 and 131,121.27

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Solution

The fourth proportional to 233,099.26, 321,646.71 and 131,121.27 is: 180,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,099.26 : 321,646.71 = 131,121.27 : x
  2. Step 2: Convert to fraction form
    233,099.26/321,646.71 = 131,121.27/x
  3. Step 3: Cross multiply
    233,099.26x = 321,646.71 × 131,121.27
  4. Step 4: Simplify right side
    233,099.26x = 42,174,724,450.92
  5. Step 5: Solve for x
    x = 42,174,724,450.92/233,099.26
  6. Step 6: Final answer
    x = 180,930.33

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1.5x scale

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.