Home / 54,327.73-81,503.13-16,886.89

Finding the Fourth Proportional to 54,327.73, 81,503.13 and 16,886.89

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Solution

The fourth proportional to 54,327.73, 81,503.13 and 16,886.89 is: 25,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327.73 : 81,503.13 = 16,886.89 : x
  2. Step 2: Convert to fraction form
    54,327.73/81,503.13 = 16,886.89/x
  3. Step 3: Cross multiply
    54,327.73x = 81,503.13 × 16,886.89
  4. Step 4: Simplify right side
    54,327.73x = 1,376,334,390.97
  5. Step 5: Solve for x
    x = 1,376,334,390.97/54,327.73
  6. Step 6: Final answer
    x = 25,333.92

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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.