Home / 71,536.42-107,409.96-40,008.25

Finding the Fourth Proportional to 71,536.42, 107,409.96 and 40,008.25

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Solution

The fourth proportional to 71,536.42, 107,409.96 and 40,008.25 is: 60,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,536.42 : 107,409.96 = 40,008.25 : x
  2. Step 2: Convert to fraction form
    71,536.42/107,409.96 = 40,008.25/x
  3. Step 3: Cross multiply
    71,536.42x = 107,409.96 × 40,008.25
  4. Step 4: Simplify right side
    71,536.42x = 4,297,284,532.17
  5. Step 5: Solve for x
    x = 4,297,284,532.17/71,536.42
  6. Step 6: Final answer
    x = 60,071.29

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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.