Home / 53,609.28-73,979.04-29,736

Finding the Fourth Proportional to 53,609.28, 73,979.04 and 29,736

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Solution

The fourth proportional to 53,609.28, 73,979.04 and 29,736 is: 41,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,609.28 : 73,979.04 = 29,736 : x
  2. Step 2: Convert to fraction form
    53,609.28/73,979.04 = 29,736/x
  3. Step 3: Cross multiply
    53,609.28x = 73,979.04 × 29,736
  4. Step 4: Simplify right side
    53,609.28x = 2,199,840,733.44
  5. Step 5: Solve for x
    x = 2,199,840,733.44/53,609.28
  6. Step 6: Final answer
    x = 41,034.70

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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.