Home / 94,982.80-131,077.56-59,187.28

Finding the Fourth Proportional to 94,982.80, 131,077.56 and 59,187.28

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Solution

The fourth proportional to 94,982.80, 131,077.56 and 59,187.28 is: 81,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,982.80 : 131,077.56 = 59,187.28 : x
  2. Step 2: Convert to fraction form
    94,982.80/131,077.56 = 59,187.28/x
  3. Step 3: Cross multiply
    94,982.80x = 131,077.56 × 59,187.28
  4. Step 4: Simplify right side
    94,982.80x = 7,758,124,245.44
  5. Step 5: Solve for x
    x = 7,758,124,245.44/94,982.80
  6. Step 6: Final answer
    x = 81,679.25

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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.