Home / 104,418.42-156,627.63-25,531.71

Finding the Fourth Proportional to 104,418.42, 156,627.63 and 25,531.71

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Solution

The fourth proportional to 104,418.42, 156,627.63 and 25,531.71 is: 38,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.42 : 156,627.63 = 25,531.71 : x
  2. Step 2: Convert to fraction form
    104,418.42/156,627.63 = 25,531.71/x
  3. Step 3: Cross multiply
    104,418.42x = 156,627.63 × 25,531.71
  4. Step 4: Simplify right side
    104,418.42x = 3,998,971,227.15
  5. Step 5: Solve for x
    x = 3,998,971,227.15/104,418.42
  6. Step 6: Final answer
    x = 38,297.57

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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.