Home / 73,540.34-110,087.45-66,523.31

Finding the Fourth Proportional to 73,540.34, 110,087.45 and 66,523.31

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Solution

The fourth proportional to 73,540.34, 110,087.45 and 66,523.31 is: 99,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,540.34 : 110,087.45 = 66,523.31 : x
  2. Step 2: Convert to fraction form
    73,540.34/110,087.45 = 66,523.31/x
  3. Step 3: Cross multiply
    73,540.34x = 110,087.45 × 66,523.31
  4. Step 4: Simplify right side
    73,540.34x = 7,323,381,563.46
  5. Step 5: Solve for x
    x = 7,323,381,563.46/73,540.34
  6. Step 6: Final answer
    x = 99,583.19

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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.