Home / 70,744.56-97,633.94-40,539.66

Finding the Fourth Proportional to 70,744.56, 97,633.94 and 40,539.66

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Solution

The fourth proportional to 70,744.56, 97,633.94 and 40,539.66 is: 55,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,744.56 : 97,633.94 = 40,539.66 : x
  2. Step 2: Convert to fraction form
    70,744.56/97,633.94 = 40,539.66/x
  3. Step 3: Cross multiply
    70,744.56x = 97,633.94 × 40,539.66
  4. Step 4: Simplify right side
    70,744.56x = 3,958,046,732.06
  5. Step 5: Solve for x
    x = 3,958,046,732.06/70,744.56
  6. Step 6: Final answer
    x = 55,948.43

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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.