Home / 34,823.72-48,040.66-20,668.52

Finding the Fourth Proportional to 34,823.72, 48,040.66 and 20,668.52

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Solution

The fourth proportional to 34,823.72, 48,040.66 and 20,668.52 is: 28,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,823.72 : 48,040.66 = 20,668.52 : x
  2. Step 2: Convert to fraction form
    34,823.72/48,040.66 = 20,668.52/x
  3. Step 3: Cross multiply
    34,823.72x = 48,040.66 × 20,668.52
  4. Step 4: Simplify right side
    34,823.72x = 992,929,342.02
  5. Step 5: Solve for x
    x = 992,929,342.02/34,823.72
  6. Step 6: Final answer
    x = 28,513.02

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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.