Home / 49,663.38-74,541.88-18,103.94

Finding the Fourth Proportional to 49,663.38, 74,541.88 and 18,103.94

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Solution

The fourth proportional to 49,663.38, 74,541.88 and 18,103.94 is: 27,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,663.38 : 74,541.88 = 18,103.94 : x
  2. Step 2: Convert to fraction form
    49,663.38/74,541.88 = 18,103.94/x
  3. Step 3: Cross multiply
    49,663.38x = 74,541.88 × 18,103.94
  4. Step 4: Simplify right side
    49,663.38x = 1,349,501,491.39
  5. Step 5: Solve for x
    x = 1,349,501,491.39/49,663.38
  6. Step 6: Final answer
    x = 27,172.97

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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.