Home / 197,815.56-296,733.60-57,585.12

Finding the Fourth Proportional to 197,815.56, 296,733.60 and 57,585.12

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Solution

The fourth proportional to 197,815.56, 296,733.60 and 57,585.12 is: 86,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,815.56 : 296,733.60 = 57,585.12 : x
  2. Step 2: Convert to fraction form
    197,815.56/296,733.60 = 57,585.12/x
  3. Step 3: Cross multiply
    197,815.56x = 296,733.60 × 57,585.12
  4. Step 4: Simplify right side
    197,815.56x = 17,087,439,964.03
  5. Step 5: Solve for x
    x = 17,087,439,964.03/197,815.56
  6. Step 6: Final answer
    x = 86,380.67

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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.