Home / 43,230.10-64,850.82-16,931.43

Finding the Fourth Proportional to 43,230.10, 64,850.82 and 16,931.43

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Solution

The fourth proportional to 43,230.10, 64,850.82 and 16,931.43 is: 25,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.10 : 64,850.82 = 16,931.43 : x
  2. Step 2: Convert to fraction form
    43,230.10/64,850.82 = 16,931.43/x
  3. Step 3: Cross multiply
    43,230.10x = 64,850.82 × 16,931.43
  4. Step 4: Simplify right side
    43,230.10x = 1,098,017,119.27
  5. Step 5: Solve for x
    x = 1,098,017,119.27/43,230.10
  6. Step 6: Final answer
    x = 25,399.37

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1.5x scale

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.