Home / 54,364.84-81,546.54-14,921.96

Finding the Fourth Proportional to 54,364.84, 81,546.54 and 14,921.96

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Solution

The fourth proportional to 54,364.84, 81,546.54 and 14,921.96 is: 22,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364.84 : 81,546.54 = 14,921.96 : x
  2. Step 2: Convert to fraction form
    54,364.84/81,546.54 = 14,921.96/x
  3. Step 3: Cross multiply
    54,364.84x = 81,546.54 × 14,921.96
  4. Step 4: Simplify right side
    54,364.84x = 1,216,834,208.02
  5. Step 5: Solve for x
    x = 1,216,834,208.02/54,364.84
  6. Step 6: Final answer
    x = 22,382.74

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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.