Home / 43,542.87-65,325.54-13,960.96

Finding the Fourth Proportional to 43,542.87, 65,325.54 and 13,960.96

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Solution

The fourth proportional to 43,542.87, 65,325.54 and 13,960.96 is: 20,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,542.87 : 65,325.54 = 13,960.96 : x
  2. Step 2: Convert to fraction form
    43,542.87/65,325.54 = 13,960.96/x
  3. Step 3: Cross multiply
    43,542.87x = 65,325.54 × 13,960.96
  4. Step 4: Simplify right side
    43,542.87x = 912,007,061.43
  5. Step 5: Solve for x
    x = 912,007,061.43/43,542.87
  6. Step 6: Final answer
    x = 20,945.04

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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.