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Finding the Fourth Proportional to 63,087.88, 87,033.78 and 41,549.80

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Solution

The fourth proportional to 63,087.88, 87,033.78 and 41,549.80 is: 57,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,087.88 : 87,033.78 = 41,549.80 : x
  2. Step 2: Convert to fraction form
    63,087.88/87,033.78 = 41,549.80/x
  3. Step 3: Cross multiply
    63,087.88x = 87,033.78 × 41,549.80
  4. Step 4: Simplify right side
    63,087.88x = 3,616,236,152.24
  5. Step 5: Solve for x
    x = 3,616,236,152.24/63,087.88
  6. Step 6: Final answer
    x = 57,320.62

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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.