Home / 69,865.65-96,414.60-38,034.54

Finding the Fourth Proportional to 69,865.65, 96,414.60 and 38,034.54

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Solution

The fourth proportional to 69,865.65, 96,414.60 and 38,034.54 is: 52,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865.65 : 96,414.60 = 38,034.54 : x
  2. Step 2: Convert to fraction form
    69,865.65/96,414.60 = 38,034.54/x
  3. Step 3: Cross multiply
    69,865.65x = 96,414.60 × 38,034.54
  4. Step 4: Simplify right side
    69,865.65x = 3,667,084,960.28
  5. Step 5: Solve for x
    x = 3,667,084,960.28/69,865.65
  6. Step 6: Final answer
    x = 52,487.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.