Home / 49,763.52-68,682.60-28,549.80

Finding the Fourth Proportional to 49,763.52, 68,682.60 and 28,549.80

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Solution

The fourth proportional to 49,763.52, 68,682.60 and 28,549.80 is: 39,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,763.52 : 68,682.60 = 28,549.80 : x
  2. Step 2: Convert to fraction form
    49,763.52/68,682.60 = 28,549.80/x
  3. Step 3: Cross multiply
    49,763.52x = 68,682.60 × 28,549.80
  4. Step 4: Simplify right side
    49,763.52x = 1,960,874,493.48
  5. Step 5: Solve for x
    x = 1,960,874,493.48/49,763.52
  6. Step 6: Final answer
    x = 39,403.85

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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.