Home / 88,629.68-132,970.44-26,301.80

Finding the Fourth Proportional to 88,629.68, 132,970.44 and 26,301.80

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Solution

The fourth proportional to 88,629.68, 132,970.44 and 26,301.80 is: 39,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,629.68 : 132,970.44 = 26,301.80 : x
  2. Step 2: Convert to fraction form
    88,629.68/132,970.44 = 26,301.80/x
  3. Step 3: Cross multiply
    88,629.68x = 132,970.44 × 26,301.80
  4. Step 4: Simplify right side
    88,629.68x = 3,497,361,918.79
  5. Step 5: Solve for x
    x = 3,497,361,918.79/88,629.68
  6. Step 6: Final answer
    x = 39,460.39

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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.