Home / 54,283.96-81,437.64-16,843.24

Finding the Fourth Proportional to 54,283.96, 81,437.64 and 16,843.24

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Solution

The fourth proportional to 54,283.96, 81,437.64 and 16,843.24 is: 25,268.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,283.96 : 81,437.64 = 16,843.24 : x
  2. Step 2: Convert to fraction form
    54,283.96/81,437.64 = 16,843.24/x
  3. Step 3: Cross multiply
    54,283.96x = 81,437.64 × 16,843.24
  4. Step 4: Simplify right side
    54,283.96x = 1,371,673,715.55
  5. Step 5: Solve for x
    x = 1,371,673,715.55/54,283.96
  6. Step 6: Final answer
    x = 25,268.49

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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.