Home / 54,829.41-75,668.09-30,947.37

Finding the Fourth Proportional to 54,829.41, 75,668.09 and 30,947.37

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Solution

The fourth proportional to 54,829.41, 75,668.09 and 30,947.37 is: 42,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,829.41 : 75,668.09 = 30,947.37 : x
  2. Step 2: Convert to fraction form
    54,829.41/75,668.09 = 30,947.37/x
  3. Step 3: Cross multiply
    54,829.41x = 75,668.09 × 30,947.37
  4. Step 4: Simplify right side
    54,829.41x = 2,341,728,223.69
  5. Step 5: Solve for x
    x = 2,341,728,223.69/54,829.41
  6. Step 6: Final answer
    x = 42,709.35

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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.