Home / 112,504.90-168,806.49-49,338.67

Finding the Fourth Proportional to 112,504.90, 168,806.49 and 49,338.67

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Solution

The fourth proportional to 112,504.90, 168,806.49 and 49,338.67 is: 74,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,504.90 : 168,806.49 = 49,338.67 : x
  2. Step 2: Convert to fraction form
    112,504.90/168,806.49 = 49,338.67/x
  3. Step 3: Cross multiply
    112,504.90x = 168,806.49 × 49,338.67
  4. Step 4: Simplify right side
    112,504.90x = 8,328,687,703.97
  5. Step 5: Solve for x
    x = 8,328,687,703.97/112,504.90
  6. Step 6: Final answer
    x = 74,029.56

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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.