Home / 43,869.24-65,825.42-20,497.32

Finding the Fourth Proportional to 43,869.24, 65,825.42 and 20,497.32

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Solution

The fourth proportional to 43,869.24, 65,825.42 and 20,497.32 is: 30,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,869.24 : 65,825.42 = 20,497.32 : x
  2. Step 2: Convert to fraction form
    43,869.24/65,825.42 = 20,497.32/x
  3. Step 3: Cross multiply
    43,869.24x = 65,825.42 × 20,497.32
  4. Step 4: Simplify right side
    43,869.24x = 1,349,244,697.87
  5. Step 5: Solve for x
    x = 1,349,244,697.87/43,869.24
  6. Step 6: Final answer
    x = 30,756.05

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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.