Home / 200,450.94-276,622.29-109,812.57

Finding the Fourth Proportional to 200,450.94, 276,622.29 and 109,812.57

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Solution

The fourth proportional to 200,450.94, 276,622.29 and 109,812.57 is: 151,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,450.94 : 276,622.29 = 109,812.57 : x
  2. Step 2: Convert to fraction form
    200,450.94/276,622.29 = 109,812.57/x
  3. Step 3: Cross multiply
    200,450.94x = 276,622.29 × 109,812.57
  4. Step 4: Simplify right side
    200,450.94x = 30,376,604,584.19
  5. Step 5: Solve for x
    x = 30,376,604,584.19/200,450.94
  6. Step 6: Final answer
    x = 151,541.34

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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.