Home / 55,668.67-76,827.60-30,523.03

Finding the Fourth Proportional to 55,668.67, 76,827.60 and 30,523.03

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Solution

The fourth proportional to 55,668.67, 76,827.60 and 30,523.03 is: 42,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,668.67 : 76,827.60 = 30,523.03 : x
  2. Step 2: Convert to fraction form
    55,668.67/76,827.60 = 30,523.03/x
  3. Step 3: Cross multiply
    55,668.67x = 76,827.60 × 30,523.03
  4. Step 4: Simplify right side
    55,668.67x = 2,345,010,947.56
  5. Step 5: Solve for x
    x = 2,345,010,947.56/55,668.67
  6. Step 6: Final answer
    x = 42,124.43

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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.