Home / 53,286.13-73,534.46-29,412.80

Finding the Fourth Proportional to 53,286.13, 73,534.46 and 29,412.80

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Solution

The fourth proportional to 53,286.13, 73,534.46 and 29,412.80 is: 40,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.13 : 73,534.46 = 29,412.80 : x
  2. Step 2: Convert to fraction form
    53,286.13/73,534.46 = 29,412.80/x
  3. Step 3: Cross multiply
    53,286.13x = 73,534.46 × 29,412.80
  4. Step 4: Simplify right side
    53,286.13x = 2,162,853,850.35
  5. Step 5: Solve for x
    x = 2,162,853,850.35/53,286.13
  6. Step 6: Final answer
    x = 40,589.44

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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.