Home / 40,701.70-61,016.10-26,668.45

Finding the Fourth Proportional to 40,701.70, 61,016.10 and 26,668.45

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Solution

The fourth proportional to 40,701.70, 61,016.10 and 26,668.45 is: 39,978.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,701.70 : 61,016.10 = 26,668.45 : x
  2. Step 2: Convert to fraction form
    40,701.70/61,016.10 = 26,668.45/x
  3. Step 3: Cross multiply
    40,701.70x = 61,016.10 × 26,668.45
  4. Step 4: Simplify right side
    40,701.70x = 1,627,204,812.05
  5. Step 5: Solve for x
    x = 1,627,204,812.05/40,701.70
  6. Step 6: Final answer
    x = 39,978.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.