Home / 87,445.83-131,168.74-25,116.33

Finding the Fourth Proportional to 87,445.83, 131,168.74 and 25,116.33

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Solution

The fourth proportional to 87,445.83, 131,168.74 and 25,116.33 is: 37,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,445.83 : 131,168.74 = 25,116.33 : x
  2. Step 2: Convert to fraction form
    87,445.83/131,168.74 = 25,116.33/x
  3. Step 3: Cross multiply
    87,445.83x = 131,168.74 × 25,116.33
  4. Step 4: Simplify right side
    87,445.83x = 3,294,477,168.52
  5. Step 5: Solve for x
    x = 3,294,477,168.52/87,445.83
  6. Step 6: Final answer
    x = 37,674.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.