Home / 49,810.50-68,739.48-27,149.40

Finding the Fourth Proportional to 49,810.50, 68,739.48 and 27,149.40

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Solution

The fourth proportional to 49,810.50, 68,739.48 and 27,149.40 is: 37,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810.50 : 68,739.48 = 27,149.40 : x
  2. Step 2: Convert to fraction form
    49,810.50/68,739.48 = 27,149.40/x
  3. Step 3: Cross multiply
    49,810.50x = 68,739.48 × 27,149.40
  4. Step 4: Simplify right side
    49,810.50x = 1,866,235,638.31
  5. Step 5: Solve for x
    x = 1,866,235,638.31/49,810.50
  6. Step 6: Final answer
    x = 37,466.71

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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.