Home / 53,581.69-73,942.61-29,707.75

Finding the Fourth Proportional to 53,581.69, 73,942.61 and 29,707.75

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Solution

The fourth proportional to 53,581.69, 73,942.61 and 29,707.75 is: 40,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,581.69 : 73,942.61 = 29,707.75 : x
  2. Step 2: Convert to fraction form
    53,581.69/73,942.61 = 29,707.75/x
  3. Step 3: Cross multiply
    53,581.69x = 73,942.61 × 29,707.75
  4. Step 4: Simplify right side
    53,581.69x = 2,196,668,423.69
  5. Step 5: Solve for x
    x = 2,196,668,423.69/53,581.69
  6. Step 6: Final answer
    x = 40,996.62

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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.