Home / 92,635.44-127,839.29-56,845.23

Finding the Fourth Proportional to 92,635.44, 127,839.29 and 56,845.23

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Solution

The fourth proportional to 92,635.44, 127,839.29 and 56,845.23 is: 78,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,635.44 : 127,839.29 = 56,845.23 : x
  2. Step 2: Convert to fraction form
    92,635.44/127,839.29 = 56,845.23/x
  3. Step 3: Cross multiply
    92,635.44x = 127,839.29 × 56,845.23
  4. Step 4: Simplify right side
    92,635.44x = 7,267,053,558.86
  5. Step 5: Solve for x
    x = 7,267,053,558.86/92,635.44
  6. Step 6: Final answer
    x = 78,447.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.