Home / 65,966.27-90,983.64-41,444.21

Finding the Fourth Proportional to 65,966.27, 90,983.64 and 41,444.21

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Solution

The fourth proportional to 65,966.27, 90,983.64 and 41,444.21 is: 57,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,966.27 : 90,983.64 = 41,444.21 : x
  2. Step 2: Convert to fraction form
    65,966.27/90,983.64 = 41,444.21/x
  3. Step 3: Cross multiply
    65,966.27x = 90,983.64 × 41,444.21
  4. Step 4: Simplify right side
    65,966.27x = 3,770,745,082.72
  5. Step 5: Solve for x
    x = 3,770,745,082.72/65,966.27
  6. Step 6: Final answer
    x = 57,161.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.