Home / 203,844.60-281,307.33-118,945.26

Finding the Fourth Proportional to 203,844.60, 281,307.33 and 118,945.26

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Solution

The fourth proportional to 203,844.60, 281,307.33 and 118,945.26 is: 164,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,844.60 : 281,307.33 = 118,945.26 : x
  2. Step 2: Convert to fraction form
    203,844.60/281,307.33 = 118,945.26/x
  3. Step 3: Cross multiply
    203,844.60x = 281,307.33 × 118,945.26
  4. Step 4: Simplify right side
    203,844.60x = 33,460,173,506.76
  5. Step 5: Solve for x
    x = 33,460,173,506.76/203,844.60
  6. Step 6: Final answer
    x = 164,145.50

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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.