Home / 200,528.50-276,729.36-119,959.42

Finding the Fourth Proportional to 200,528.50, 276,729.36 and 119,959.42

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Solution

The fourth proportional to 200,528.50, 276,729.36 and 119,959.42 is: 165,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,528.50 : 276,729.36 = 119,959.42 : x
  2. Step 2: Convert to fraction form
    200,528.50/276,729.36 = 119,959.42/x
  3. Step 3: Cross multiply
    200,528.50x = 276,729.36 × 119,959.42
  4. Step 4: Simplify right side
    200,528.50x = 33,196,293,522.57
  5. Step 5: Solve for x
    x = 33,196,293,522.57/200,528.50
  6. Step 6: Final answer
    x = 165,544.02

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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.