Home / 41,200.66-61,806.91-12,739.83

Finding the Fourth Proportional to 41,200.66, 61,806.91 and 12,739.83

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Solution

The fourth proportional to 41,200.66, 61,806.91 and 12,739.83 is: 19,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,200.66 : 61,806.91 = 12,739.83 : x
  2. Step 2: Convert to fraction form
    41,200.66/61,806.91 = 12,739.83/x
  3. Step 3: Cross multiply
    41,200.66x = 61,806.91 × 12,739.83
  4. Step 4: Simplify right side
    41,200.66x = 787,409,526.23
  5. Step 5: Solve for x
    x = 787,409,526.23/41,200.66
  6. Step 6: Final answer
    x = 19,111.58

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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.