Home / 62,981.66-86,912.91-34,300.67

Finding the Fourth Proportional to 62,981.66, 86,912.91 and 34,300.67

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Solution

The fourth proportional to 62,981.66, 86,912.91 and 34,300.67 is: 47,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.66 : 86,912.91 = 34,300.67 : x
  2. Step 2: Convert to fraction form
    62,981.66/86,912.91 = 34,300.67/x
  3. Step 3: Cross multiply
    62,981.66x = 86,912.91 × 34,300.67
  4. Step 4: Simplify right side
    62,981.66x = 2,981,170,936.01
  5. Step 5: Solve for x
    x = 2,981,170,936.01/62,981.66
  6. Step 6: Final answer
    x = 47,333.96

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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.