Home / 54,336.63-81,495.60-14,356.04

Finding the Fourth Proportional to 54,336.63, 81,495.60 and 14,356.04

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Solution

The fourth proportional to 54,336.63, 81,495.60 and 14,356.04 is: 21,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.63 : 81,495.60 = 14,356.04 : x
  2. Step 2: Convert to fraction form
    54,336.63/81,495.60 = 14,356.04/x
  3. Step 3: Cross multiply
    54,336.63x = 81,495.60 × 14,356.04
  4. Step 4: Simplify right side
    54,336.63x = 1,169,954,171.28
  5. Step 5: Solve for x
    x = 1,169,954,171.28/54,336.63
  6. Step 6: Final answer
    x = 21,531.59

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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.