Home / 40,800.45-61,163.74-14,499.04

Finding the Fourth Proportional to 40,800.45, 61,163.74 and 14,499.04

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Solution

The fourth proportional to 40,800.45, 61,163.74 and 14,499.04 is: 21,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,800.45 : 61,163.74 = 14,499.04 : x
  2. Step 2: Convert to fraction form
    40,800.45/61,163.74 = 14,499.04/x
  3. Step 3: Cross multiply
    40,800.45x = 61,163.74 × 14,499.04
  4. Step 4: Simplify right side
    40,800.45x = 886,815,512.81
  5. Step 5: Solve for x
    x = 886,815,512.81/40,800.45
  6. Step 6: Final answer
    x = 21,735.43

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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.