Home / 197,612.58-296,326.61-71,236.18

Finding the Fourth Proportional to 197,612.58, 296,326.61 and 71,236.18

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Solution

The fourth proportional to 197,612.58, 296,326.61 and 71,236.18 is: 106,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,612.58 : 296,326.61 = 71,236.18 : x
  2. Step 2: Convert to fraction form
    197,612.58/296,326.61 = 71,236.18/x
  3. Step 3: Cross multiply
    197,612.58x = 296,326.61 × 71,236.18
  4. Step 4: Simplify right side
    197,612.58x = 21,109,175,728.75
  5. Step 5: Solve for x
    x = 21,109,175,728.75/197,612.58
  6. Step 6: Final answer
    x = 106,821.01

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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.