Home / 197,964.52-296,952.45-71,616.40

Finding the Fourth Proportional to 197,964.52, 296,952.45 and 71,616.40

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Solution

The fourth proportional to 197,964.52, 296,952.45 and 71,616.40 is: 107,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,964.52 : 296,952.45 = 71,616.40 : x
  2. Step 2: Convert to fraction form
    197,964.52/296,952.45 = 71,616.40/x
  3. Step 3: Cross multiply
    197,964.52x = 296,952.45 × 71,616.40
  4. Step 4: Simplify right side
    197,964.52x = 21,266,665,440.18
  5. Step 5: Solve for x
    x = 21,266,665,440.18/197,964.52
  6. Step 6: Final answer
    x = 107,426.65

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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.