Home / 197,986.86-296,975.34-57,746.70

Finding the Fourth Proportional to 197,986.86, 296,975.34 and 57,746.70

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Solution

The fourth proportional to 197,986.86, 296,975.34 and 57,746.70 is: 86,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,986.86 : 296,975.34 = 57,746.70 : x
  2. Step 2: Convert to fraction form
    197,986.86/296,975.34 = 57,746.70/x
  3. Step 3: Cross multiply
    197,986.86x = 296,975.34 × 57,746.70
  4. Step 4: Simplify right side
    197,986.86x = 17,149,345,866.38
  5. Step 5: Solve for x
    x = 17,149,345,866.38/197,986.86
  6. Step 6: Final answer
    x = 86,618.61

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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.