Home / 104,760.72-157,224.24-54,856.08

Finding the Fourth Proportional to 104,760.72, 157,224.24 and 54,856.08

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Solution

The fourth proportional to 104,760.72, 157,224.24 and 54,856.08 is: 82,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,760.72 : 157,224.24 = 54,856.08 : x
  2. Step 2: Convert to fraction form
    104,760.72/157,224.24 = 54,856.08/x
  3. Step 3: Cross multiply
    104,760.72x = 157,224.24 × 54,856.08
  4. Step 4: Simplify right side
    104,760.72x = 8,624,705,487.38
  5. Step 5: Solve for x
    x = 8,624,705,487.38/104,760.72
  6. Step 6: Final answer
    x = 82,327.67

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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.