Home / 49,835.66-74,753.48-20,246.56

Finding the Fourth Proportional to 49,835.66, 74,753.48 and 20,246.56

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Solution

The fourth proportional to 49,835.66, 74,753.48 and 20,246.56 is: 30,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,835.66 : 74,753.48 = 20,246.56 : x
  2. Step 2: Convert to fraction form
    49,835.66/74,753.48 = 20,246.56/x
  3. Step 3: Cross multiply
    49,835.66x = 74,753.48 × 20,246.56
  4. Step 4: Simplify right side
    49,835.66x = 1,513,500,681.76
  5. Step 5: Solve for x
    x = 1,513,500,681.76/49,835.66
  6. Step 6: Final answer
    x = 30,369.84

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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.