Home / 268,846.23-403,020.09-119,006.67

Finding the Fourth Proportional to 268,846.23, 403,020.09 and 119,006.67

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Solution

The fourth proportional to 268,846.23, 403,020.09 and 119,006.67 is: 178,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,846.23 : 403,020.09 = 119,006.67 : x
  2. Step 2: Convert to fraction form
    268,846.23/403,020.09 = 119,006.67/x
  3. Step 3: Cross multiply
    268,846.23x = 403,020.09 × 119,006.67
  4. Step 4: Simplify right side
    268,846.23x = 47,962,078,854.00
  5. Step 5: Solve for x
    x = 47,962,078,854.00/268,846.23
  6. Step 6: Final answer
    x = 178,399.67

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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.