Home / 50,685.08-69,945.62-27,715.38

Finding the Fourth Proportional to 50,685.08, 69,945.62 and 27,715.38

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Solution

The fourth proportional to 50,685.08, 69,945.62 and 27,715.38 is: 38,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,685.08 : 69,945.62 = 27,715.38 : x
  2. Step 2: Convert to fraction form
    50,685.08/69,945.62 = 27,715.38/x
  3. Step 3: Cross multiply
    50,685.08x = 69,945.62 × 27,715.38
  4. Step 4: Simplify right side
    50,685.08x = 1,938,569,299.06
  5. Step 5: Solve for x
    x = 1,938,569,299.06/50,685.08
  6. Step 6: Final answer
    x = 38,247.34

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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.