Home / 104,331.77-156,499.28-25,447.49

Finding the Fourth Proportional to 104,331.77, 156,499.28 and 25,447.49

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Solution

The fourth proportional to 104,331.77, 156,499.28 and 25,447.49 is: 38,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,331.77 : 156,499.28 = 25,447.49 : x
  2. Step 2: Convert to fraction form
    104,331.77/156,499.28 = 25,447.49/x
  3. Step 3: Cross multiply
    104,331.77x = 156,499.28 × 25,447.49
  4. Step 4: Simplify right side
    104,331.77x = 3,982,512,953.07
  5. Step 5: Solve for x
    x = 3,982,512,953.07/104,331.77
  6. Step 6: Final answer
    x = 38,171.62

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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.