Home / 204,237.15-281,830.46-118,202.39

Finding the Fourth Proportional to 204,237.15, 281,830.46 and 118,202.39

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Solution

The fourth proportional to 204,237.15, 281,830.46 and 118,202.39 is: 163,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,237.15 : 281,830.46 = 118,202.39 : x
  2. Step 2: Convert to fraction form
    204,237.15/281,830.46 = 118,202.39/x
  3. Step 3: Cross multiply
    204,237.15x = 281,830.46 × 118,202.39
  4. Step 4: Simplify right side
    204,237.15x = 33,313,033,003.50
  5. Step 5: Solve for x
    x = 33,313,033,003.50/204,237.15
  6. Step 6: Final answer
    x = 163,109.57

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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.