Home / 57,725.40-86,523.30-29,634.60

Finding the Fourth Proportional to 57,725.40, 86,523.30 and 29,634.60

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Solution

The fourth proportional to 57,725.40, 86,523.30 and 29,634.60 is: 44,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,725.40 : 86,523.30 = 29,634.60 : x
  2. Step 2: Convert to fraction form
    57,725.40/86,523.30 = 29,634.60/x
  3. Step 3: Cross multiply
    57,725.40x = 86,523.30 × 29,634.60
  4. Step 4: Simplify right side
    57,725.40x = 2,564,083,386.18
  5. Step 5: Solve for x
    x = 2,564,083,386.18/57,725.40
  6. Step 6: Final answer
    x = 44,418.63

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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.