Home / 197,979-296,827.42-92,740.56

Finding the Fourth Proportional to 197,979, 296,827.42 and 92,740.56

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Solution

The fourth proportional to 197,979, 296,827.42 and 92,740.56 is: 139,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,979 : 296,827.42 = 92,740.56 : x
  2. Step 2: Convert to fraction form
    197,979/296,827.42 = 92,740.56/x
  3. Step 3: Cross multiply
    197,979x = 296,827.42 × 92,740.56
  4. Step 4: Simplify right side
    197,979x = 27,527,941,154.16
  5. Step 5: Solve for x
    x = 27,527,941,154.16/197,979
  6. Step 6: Final answer
    x = 139,044.75

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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.