Home / 34,176.39-51,287.34-13,133.79

Finding the Fourth Proportional to 34,176.39, 51,287.34 and 13,133.79

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Solution

The fourth proportional to 34,176.39, 51,287.34 and 13,133.79 is: 19,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,176.39 : 51,287.34 = 13,133.79 : x
  2. Step 2: Convert to fraction form
    34,176.39/51,287.34 = 13,133.79/x
  3. Step 3: Cross multiply
    34,176.39x = 51,287.34 × 13,133.79
  4. Step 4: Simplify right side
    34,176.39x = 673,597,153.22
  5. Step 5: Solve for x
    x = 673,597,153.22/34,176.39
  6. Step 6: Final answer
    x = 19,709.43

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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.