Home / 54,434.18-81,651.27-16,997.45

Finding the Fourth Proportional to 54,434.18, 81,651.27 and 16,997.45

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Solution

The fourth proportional to 54,434.18, 81,651.27 and 16,997.45 is: 25,496.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434.18 : 81,651.27 = 16,997.45 : x
  2. Step 2: Convert to fraction form
    54,434.18/81,651.27 = 16,997.45/x
  3. Step 3: Cross multiply
    54,434.18x = 81,651.27 × 16,997.45
  4. Step 4: Simplify right side
    54,434.18x = 1,387,863,583.39
  5. Step 5: Solve for x
    x = 1,387,863,583.39/54,434.18
  6. Step 6: Final answer
    x = 25,496.18

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Double scale
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Similar ratio
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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.