Home / 49,807.24-74,711.70-18,625.48

Finding the Fourth Proportional to 49,807.24, 74,711.70 and 18,625.48

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Solution

The fourth proportional to 49,807.24, 74,711.70 and 18,625.48 is: 27,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,807.24 : 74,711.70 = 18,625.48 : x
  2. Step 2: Convert to fraction form
    49,807.24/74,711.70 = 18,625.48/x
  3. Step 3: Cross multiply
    49,807.24x = 74,711.70 × 18,625.48
  4. Step 4: Simplify right side
    49,807.24x = 1,391,541,274.12
  5. Step 5: Solve for x
    x = 1,391,541,274.12/49,807.24
  6. Step 6: Final answer
    x = 27,938.53

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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.