Home / 54,403.68-81,539.88-28,094.04

Finding the Fourth Proportional to 54,403.68, 81,539.88 and 28,094.04

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Solution

The fourth proportional to 54,403.68, 81,539.88 and 28,094.04 is: 42,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403.68 : 81,539.88 = 28,094.04 : x
  2. Step 2: Convert to fraction form
    54,403.68/81,539.88 = 28,094.04/x
  3. Step 3: Cross multiply
    54,403.68x = 81,539.88 × 28,094.04
  4. Step 4: Simplify right side
    54,403.68x = 2,290,784,650.32
  5. Step 5: Solve for x
    x = 2,290,784,650.32/54,403.68
  6. Step 6: Final answer
    x = 42,107.16

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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.