Home / 132,638.26-183,040.78-73,022.26

Finding the Fourth Proportional to 132,638.26, 183,040.78 and 73,022.26

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Solution

The fourth proportional to 132,638.26, 183,040.78 and 73,022.26 is: 100,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,638.26 : 183,040.78 = 73,022.26 : x
  2. Step 2: Convert to fraction form
    132,638.26/183,040.78 = 73,022.26/x
  3. Step 3: Cross multiply
    132,638.26x = 183,040.78 × 73,022.26
  4. Step 4: Simplify right side
    132,638.26x = 13,366,051,427.76
  5. Step 5: Solve for x
    x = 13,366,051,427.76/132,638.26
  6. Step 6: Final answer
    x = 100,770.71

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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.