Home / 54,329.09-74,989.77-32,815.41

Finding the Fourth Proportional to 54,329.09, 74,989.77 and 32,815.41

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Solution

The fourth proportional to 54,329.09, 74,989.77 and 32,815.41 is: 45,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.09 : 74,989.77 = 32,815.41 : x
  2. Step 2: Convert to fraction form
    54,329.09/74,989.77 = 32,815.41/x
  3. Step 3: Cross multiply
    54,329.09x = 74,989.77 × 32,815.41
  4. Step 4: Simplify right side
    54,329.09x = 2,460,820,171.41
  5. Step 5: Solve for x
    x = 2,460,820,171.41/54,329.09
  6. Step 6: Final answer
    x = 45,294.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.