Home / 88,631.36-132,969.60-29,467.36

Finding the Fourth Proportional to 88,631.36, 132,969.60 and 29,467.36

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Solution

The fourth proportional to 88,631.36, 132,969.60 and 29,467.36 is: 44,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,631.36 : 132,969.60 = 29,467.36 : x
  2. Step 2: Convert to fraction form
    88,631.36/132,969.60 = 29,467.36/x
  3. Step 3: Cross multiply
    88,631.36x = 132,969.60 × 29,467.36
  4. Step 4: Simplify right side
    88,631.36x = 3,918,263,072.26
  5. Step 5: Solve for x
    x = 3,918,263,072.26/88,631.36
  6. Step 6: Final answer
    x = 44,208.54

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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.