Home / 37,174.80-51,299.47-20,178.66

Finding the Fourth Proportional to 37,174.80, 51,299.47 and 20,178.66

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Solution

The fourth proportional to 37,174.80, 51,299.47 and 20,178.66 is: 27,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174.80 : 51,299.47 = 20,178.66 : x
  2. Step 2: Convert to fraction form
    37,174.80/51,299.47 = 20,178.66/x
  3. Step 3: Cross multiply
    37,174.80x = 51,299.47 × 20,178.66
  4. Step 4: Simplify right side
    37,174.80x = 1,035,154,256.37
  5. Step 5: Solve for x
    x = 1,035,154,256.37/37,174.80
  6. Step 6: Final answer
    x = 27,845.59

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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.