Home / 54,422.68-81,723.12-36,766.48

Finding the Fourth Proportional to 54,422.68, 81,723.12 and 36,766.48

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Solution

The fourth proportional to 54,422.68, 81,723.12 and 36,766.48 is: 55,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,422.68 : 81,723.12 = 36,766.48 : x
  2. Step 2: Convert to fraction form
    54,422.68/81,723.12 = 36,766.48/x
  3. Step 3: Cross multiply
    54,422.68x = 81,723.12 × 36,766.48
  4. Step 4: Simplify right side
    54,422.68x = 3,004,671,457.02
  5. Step 5: Solve for x
    x = 3,004,671,457.02/54,422.68
  6. Step 6: Final answer
    x = 55,209.91

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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.