Home / 54,531.54-81,787.77-14,551.02

Finding the Fourth Proportional to 54,531.54, 81,787.77 and 14,551.02

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Solution

The fourth proportional to 54,531.54, 81,787.77 and 14,551.02 is: 21,823.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.54 : 81,787.77 = 14,551.02 : x
  2. Step 2: Convert to fraction form
    54,531.54/81,787.77 = 14,551.02/x
  3. Step 3: Cross multiply
    54,531.54x = 81,787.77 × 14,551.02
  4. Step 4: Simplify right side
    54,531.54x = 1,190,095,477.03
  5. Step 5: Solve for x
    x = 1,190,095,477.03/54,531.54
  6. Step 6: Final answer
    x = 21,823.98

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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.