Home / 200,543.04-276,749.72-109,884.60

Finding the Fourth Proportional to 200,543.04, 276,749.72 and 109,884.60

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Solution

The fourth proportional to 200,543.04, 276,749.72 and 109,884.60 is: 151,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,543.04 : 276,749.72 = 109,884.60 : x
  2. Step 2: Convert to fraction form
    200,543.04/276,749.72 = 109,884.60/x
  3. Step 3: Cross multiply
    200,543.04x = 276,749.72 × 109,884.60
  4. Step 4: Simplify right side
    200,543.04x = 30,410,532,282.31
  5. Step 5: Solve for x
    x = 30,410,532,282.31/200,543.04
  6. Step 6: Final answer
    x = 151,640.93

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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.