Home / 53,579.70-73,943.64-29,708.58

Finding the Fourth Proportional to 53,579.70, 73,943.64 and 29,708.58

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Solution

The fourth proportional to 53,579.70, 73,943.64 and 29,708.58 is: 40,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.70 : 73,943.64 = 29,708.58 : x
  2. Step 2: Convert to fraction form
    53,579.70/73,943.64 = 29,708.58/x
  3. Step 3: Cross multiply
    53,579.70x = 73,943.64 × 29,708.58
  4. Step 4: Simplify right side
    53,579.70x = 2,196,760,544.43
  5. Step 5: Solve for x
    x = 2,196,760,544.43/53,579.70
  6. Step 6: Final answer
    x = 40,999.87

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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.