Home / 193,977.43-290,966.31-92,751.67

Finding the Fourth Proportional to 193,977.43, 290,966.31 and 92,751.67

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Solution

The fourth proportional to 193,977.43, 290,966.31 and 92,751.67 is: 139,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,977.43 : 290,966.31 = 92,751.67 : x
  2. Step 2: Convert to fraction form
    193,977.43/290,966.31 = 92,751.67/x
  3. Step 3: Cross multiply
    193,977.43x = 290,966.31 × 92,751.67
  4. Step 4: Simplify right side
    193,977.43x = 26,987,609,247.65
  5. Step 5: Solve for x
    x = 26,987,609,247.65/193,977.43
  6. Step 6: Final answer
    x = 139,127.57

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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.