Home / 43,812.30-65,718.45-27,191.10

Finding the Fourth Proportional to 43,812.30, 65,718.45 and 27,191.10

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Solution

The fourth proportional to 43,812.30, 65,718.45 and 27,191.10 is: 40,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,812.30 : 65,718.45 = 27,191.10 : x
  2. Step 2: Convert to fraction form
    43,812.30/65,718.45 = 27,191.10/x
  3. Step 3: Cross multiply
    43,812.30x = 65,718.45 × 27,191.10
  4. Step 4: Simplify right side
    43,812.30x = 1,786,956,945.80
  5. Step 5: Solve for x
    x = 1,786,956,945.80/43,812.30
  6. Step 6: Final answer
    x = 40,786.65

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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.