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Finding the Fourth Proportional to 150,760.54, 208,034.81 and 87,096.97

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Solution

The fourth proportional to 150,760.54, 208,034.81 and 87,096.97 is: 120,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,760.54 : 208,034.81 = 87,096.97 : x
  2. Step 2: Convert to fraction form
    150,760.54/208,034.81 = 87,096.97/x
  3. Step 3: Cross multiply
    150,760.54x = 208,034.81 × 87,096.97
  4. Step 4: Simplify right side
    150,760.54x = 18,119,200,565.35
  5. Step 5: Solve for x
    x = 18,119,200,565.35/150,760.54
  6. Step 6: Final answer
    x = 120,185.30

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1.5x scale

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.