Home / 166,981.56-250,510.74-54,665.40

Finding the Fourth Proportional to 166,981.56, 250,510.74 and 54,665.40

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Solution

The fourth proportional to 166,981.56, 250,510.74 and 54,665.40 is: 82,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,981.56 : 250,510.74 = 54,665.40 : x
  2. Step 2: Convert to fraction form
    166,981.56/250,510.74 = 54,665.40/x
  3. Step 3: Cross multiply
    166,981.56x = 250,510.74 × 54,665.40
  4. Step 4: Simplify right side
    166,981.56x = 13,694,269,806.40
  5. Step 5: Solve for x
    x = 13,694,269,806.40/166,981.56
  6. Step 6: Final answer
    x = 82,010.67

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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.