Home / 200,735.22-277,014.60-111,311.22

Finding the Fourth Proportional to 200,735.22, 277,014.60 and 111,311.22

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Solution

The fourth proportional to 200,735.22, 277,014.60 and 111,311.22 is: 153,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,735.22 : 277,014.60 = 111,311.22 : x
  2. Step 2: Convert to fraction form
    200,735.22/277,014.60 = 111,311.22/x
  3. Step 3: Cross multiply
    200,735.22x = 277,014.60 × 111,311.22
  4. Step 4: Simplify right side
    200,735.22x = 30,834,833,083.81
  5. Step 5: Solve for x
    x = 30,834,833,083.81/200,735.22
  6. Step 6: Final answer
    x = 153,609.48

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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.