Home / 53,387.64-73,671.33-29,511.09

Finding the Fourth Proportional to 53,387.64, 73,671.33 and 29,511.09

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Solution

The fourth proportional to 53,387.64, 73,671.33 and 29,511.09 is: 40,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.64 : 73,671.33 = 29,511.09 : x
  2. Step 2: Convert to fraction form
    53,387.64/73,671.33 = 29,511.09/x
  3. Step 3: Cross multiply
    53,387.64x = 73,671.33 × 29,511.09
  4. Step 4: Simplify right side
    53,387.64x = 2,174,121,250.05
  5. Step 5: Solve for x
    x = 2,174,121,250.05/53,387.64
  6. Step 6: Final answer
    x = 40,723.31

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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.