Home / 197,964.20-296,946.30-57,727.40

Finding the Fourth Proportional to 197,964.20, 296,946.30 and 57,727.40

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Solution

The fourth proportional to 197,964.20, 296,946.30 and 57,727.40 is: 86,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,964.20 : 296,946.30 = 57,727.40 : x
  2. Step 2: Convert to fraction form
    197,964.20/296,946.30 = 57,727.40/x
  3. Step 3: Cross multiply
    197,964.20x = 296,946.30 × 57,727.40
  4. Step 4: Simplify right side
    197,964.20x = 17,141,937,838.62
  5. Step 5: Solve for x
    x = 17,141,937,838.62/197,964.20
  6. Step 6: Final answer
    x = 86,591.10

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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.