Home / 94,899.54-142,571.22-81,613.53

Finding the Fourth Proportional to 94,899.54, 142,571.22 and 81,613.53

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Solution

The fourth proportional to 94,899.54, 142,571.22 and 81,613.53 is: 122,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,899.54 : 142,571.22 = 81,613.53 : x
  2. Step 2: Convert to fraction form
    94,899.54/142,571.22 = 81,613.53/x
  3. Step 3: Cross multiply
    94,899.54x = 142,571.22 × 81,613.53
  4. Step 4: Simplify right side
    94,899.54x = 11,635,740,540.61
  5. Step 5: Solve for x
    x = 11,635,740,540.61/94,899.54
  6. Step 6: Final answer
    x = 122,611.14

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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.