Home / 104,418.26-156,757.60-103,938.50

Finding the Fourth Proportional to 104,418.26, 156,757.60 and 103,938.50

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Solution

The fourth proportional to 104,418.26, 156,757.60 and 103,938.50 is: 156,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.26 : 156,757.60 = 103,938.50 : x
  2. Step 2: Convert to fraction form
    104,418.26/156,757.60 = 103,938.50/x
  3. Step 3: Cross multiply
    104,418.26x = 156,757.60 × 103,938.50
  4. Step 4: Simplify right side
    104,418.26x = 16,293,149,807.60
  5. Step 5: Solve for x
    x = 16,293,149,807.60/104,418.26
  6. Step 6: Final answer
    x = 156,037.36

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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.