Home / 53,579.26-73,939.08-29,709.46

Finding the Fourth Proportional to 53,579.26, 73,939.08 and 29,709.46

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Solution

The fourth proportional to 53,579.26, 73,939.08 and 29,709.46 is: 40,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.26 : 73,939.08 = 29,709.46 : x
  2. Step 2: Convert to fraction form
    53,579.26/73,939.08 = 29,709.46/x
  3. Step 3: Cross multiply
    53,579.26x = 73,939.08 × 29,709.46
  4. Step 4: Simplify right side
    53,579.26x = 2,196,690,139.70
  5. Step 5: Solve for x
    x = 2,196,690,139.70/53,579.26
  6. Step 6: Final answer
    x = 40,998.89

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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.