Home / 197,968.02-296,957.70-71,619.90

Finding the Fourth Proportional to 197,968.02, 296,957.70 and 71,619.90

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Solution

The fourth proportional to 197,968.02, 296,957.70 and 71,619.90 is: 107,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,968.02 : 296,957.70 = 71,619.90 : x
  2. Step 2: Convert to fraction form
    197,968.02/296,957.70 = 71,619.90/x
  3. Step 3: Cross multiply
    197,968.02x = 296,957.70 × 71,619.90
  4. Step 4: Simplify right side
    197,968.02x = 21,268,080,778.23
  5. Step 5: Solve for x
    x = 21,268,080,778.23/197,968.02
  6. Step 6: Final answer
    x = 107,431.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.