Home / 200,211.71-276,172.04-132,228.81

Finding the Fourth Proportional to 200,211.71, 276,172.04 and 132,228.81

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Solution

The fourth proportional to 200,211.71, 276,172.04 and 132,228.81 is: 182,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,211.71 : 276,172.04 = 132,228.81 : x
  2. Step 2: Convert to fraction form
    200,211.71/276,172.04 = 132,228.81/x
  3. Step 3: Cross multiply
    200,211.71x = 276,172.04 × 132,228.81
  4. Step 4: Simplify right side
    200,211.71x = 36,517,899,543.33
  5. Step 5: Solve for x
    x = 36,517,899,543.33/200,211.71
  6. Step 6: Final answer
    x = 182,396.43

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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.