Home / 34,129.76-51,217.71-11,943.33

Finding the Fourth Proportional to 34,129.76, 51,217.71 and 11,943.33

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Solution

The fourth proportional to 34,129.76, 51,217.71 and 11,943.33 is: 17,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.76 : 51,217.71 = 11,943.33 : x
  2. Step 2: Convert to fraction form
    34,129.76/51,217.71 = 11,943.33/x
  3. Step 3: Cross multiply
    34,129.76x = 51,217.71 × 11,943.33
  4. Step 4: Simplify right side
    34,129.76x = 611,710,110.56
  5. Step 5: Solve for x
    x = 611,710,110.56/34,129.76
  6. Step 6: Final answer
    x = 17,923.07

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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.