Home / 197,613.44-272,680.92-112,725.44

Finding the Fourth Proportional to 197,613.44, 272,680.92 and 112,725.44

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Solution

The fourth proportional to 197,613.44, 272,680.92 and 112,725.44 is: 155,546.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,613.44 : 272,680.92 = 112,725.44 : x
  2. Step 2: Convert to fraction form
    197,613.44/272,680.92 = 112,725.44/x
  3. Step 3: Cross multiply
    197,613.44x = 272,680.92 × 112,725.44
  4. Step 4: Simplify right side
    197,613.44x = 30,738,076,686.60
  5. Step 5: Solve for x
    x = 30,738,076,686.60/197,613.44
  6. Step 6: Final answer
    x = 155,546.49

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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.