Home / 54,233.44-81,350.64-19,173.60

Finding the Fourth Proportional to 54,233.44, 81,350.64 and 19,173.60

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Solution

The fourth proportional to 54,233.44, 81,350.64 and 19,173.60 is: 28,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,233.44 : 81,350.64 = 19,173.60 : x
  2. Step 2: Convert to fraction form
    54,233.44/81,350.64 = 19,173.60/x
  3. Step 3: Cross multiply
    54,233.44x = 81,350.64 × 19,173.60
  4. Step 4: Simplify right side
    54,233.44x = 1,559,784,631.10
  5. Step 5: Solve for x
    x = 1,559,784,631.10/54,233.44
  6. Step 6: Final answer
    x = 28,760.57

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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.