Home / 54,268.98-81,411.12-16,832.10

Finding the Fourth Proportional to 54,268.98, 81,411.12 and 16,832.10

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Solution

The fourth proportional to 54,268.98, 81,411.12 and 16,832.10 is: 25,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,268.98 : 81,411.12 = 16,832.10 : x
  2. Step 2: Convert to fraction form
    54,268.98/81,411.12 = 16,832.10/x
  3. Step 3: Cross multiply
    54,268.98x = 81,411.12 × 16,832.10
  4. Step 4: Simplify right side
    54,268.98x = 1,370,319,979.63
  5. Step 5: Solve for x
    x = 1,370,319,979.63/54,268.98
  6. Step 6: Final answer
    x = 25,250.52

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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.