Home / 49,739.63-74,586.06-20,134.94

Finding the Fourth Proportional to 49,739.63, 74,586.06 and 20,134.94

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Solution

The fourth proportional to 49,739.63, 74,586.06 and 20,134.94 is: 30,192.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,739.63 : 74,586.06 = 20,134.94 : x
  2. Step 2: Convert to fraction form
    49,739.63/74,586.06 = 20,134.94/x
  3. Step 3: Cross multiply
    49,739.63x = 74,586.06 × 20,134.94
  4. Step 4: Simplify right side
    49,739.63x = 1,501,785,842.94
  5. Step 5: Solve for x
    x = 1,501,785,842.94/49,739.63
  6. Step 6: Final answer
    x = 30,192.94

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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.