Home / 45,561.24-68,343.93-13,968.99

Finding the Fourth Proportional to 45,561.24, 68,343.93 and 13,968.99

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Solution

The fourth proportional to 45,561.24, 68,343.93 and 13,968.99 is: 20,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,561.24 : 68,343.93 = 13,968.99 : x
  2. Step 2: Convert to fraction form
    45,561.24/68,343.93 = 13,968.99/x
  3. Step 3: Cross multiply
    45,561.24x = 68,343.93 × 13,968.99
  4. Step 4: Simplify right side
    45,561.24x = 954,695,674.73
  5. Step 5: Solve for x
    x = 954,695,674.73/45,561.24
  6. Step 6: Final answer
    x = 20,954.12

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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.