Home / 197,760.09-296,690.36-57,518.71

Finding the Fourth Proportional to 197,760.09, 296,690.36 and 57,518.71

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Solution

The fourth proportional to 197,760.09, 296,690.36 and 57,518.71 is: 86,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,760.09 : 296,690.36 = 57,518.71 : x
  2. Step 2: Convert to fraction form
    197,760.09/296,690.36 = 57,518.71/x
  3. Step 3: Cross multiply
    197,760.09x = 296,690.36 × 57,518.71
  4. Step 4: Simplify right side
    197,760.09x = 17,065,246,776.64
  5. Step 5: Solve for x
    x = 17,065,246,776.64/197,760.09
  6. Step 6: Final answer
    x = 86,292.67

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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.