Home / 204,329.88-281,968.16-112,440.60

Finding the Fourth Proportional to 204,329.88, 281,968.16 and 112,440.60

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Solution

The fourth proportional to 204,329.88, 281,968.16 and 112,440.60 is: 155,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,329.88 : 281,968.16 = 112,440.60 : x
  2. Step 2: Convert to fraction form
    204,329.88/281,968.16 = 112,440.60/x
  3. Step 3: Cross multiply
    204,329.88x = 281,968.16 × 112,440.60
  4. Step 4: Simplify right side
    204,329.88x = 31,704,669,091.30
  5. Step 5: Solve for x
    x = 31,704,669,091.30/204,329.88
  6. Step 6: Final answer
    x = 155,164.14

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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.