Home / 49,512.74-68,331.20-28,291.55

Finding the Fourth Proportional to 49,512.74, 68,331.20 and 28,291.55

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Solution

The fourth proportional to 49,512.74, 68,331.20 and 28,291.55 is: 39,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512.74 : 68,331.20 = 28,291.55 : x
  2. Step 2: Convert to fraction form
    49,512.74/68,331.20 = 28,291.55/x
  3. Step 3: Cross multiply
    49,512.74x = 68,331.20 × 28,291.55
  4. Step 4: Simplify right side
    49,512.74x = 1,933,195,078.25
  5. Step 5: Solve for x
    x = 1,933,195,078.25/49,512.74
  6. Step 6: Final answer
    x = 39,044.40

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1.5x scale

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.