Home / 54,531.03-81,787.02-14,550.51

Finding the Fourth Proportional to 54,531.03, 81,787.02 and 14,550.51

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Solution

The fourth proportional to 54,531.03, 81,787.02 and 14,550.51 is: 21,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.03 : 81,787.02 = 14,550.51 : x
  2. Step 2: Convert to fraction form
    54,531.03/81,787.02 = 14,550.51/x
  3. Step 3: Cross multiply
    54,531.03x = 81,787.02 × 14,550.51
  4. Step 4: Simplify right side
    54,531.03x = 1,190,042,852.38
  5. Step 5: Solve for x
    x = 1,190,042,852.38/54,531.03
  6. Step 6: Final answer
    x = 21,823.22

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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.