Home / 54,197.12-81,304.47-16,748.45

Finding the Fourth Proportional to 54,197.12, 81,304.47 and 16,748.45

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Solution

The fourth proportional to 54,197.12, 81,304.47 and 16,748.45 is: 25,125.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,197.12 : 81,304.47 = 16,748.45 : x
  2. Step 2: Convert to fraction form
    54,197.12/81,304.47 = 16,748.45/x
  3. Step 3: Cross multiply
    54,197.12x = 81,304.47 × 16,748.45
  4. Step 4: Simplify right side
    54,197.12x = 1,361,723,444.05
  5. Step 5: Solve for x
    x = 1,361,723,444.05/54,197.12
  6. Step 6: Final answer
    x = 25,125.39

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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.