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Finding the Fourth Proportional to 63,259.98, 87,296.13 and 37,770.48

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Solution

The fourth proportional to 63,259.98, 87,296.13 and 37,770.48 is: 52,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,259.98 : 87,296.13 = 37,770.48 : x
  2. Step 2: Convert to fraction form
    63,259.98/87,296.13 = 37,770.48/x
  3. Step 3: Cross multiply
    63,259.98x = 87,296.13 × 37,770.48
  4. Step 4: Simplify right side
    63,259.98x = 3,297,216,732.24
  5. Step 5: Solve for x
    x = 3,297,216,732.24/63,259.98
  6. Step 6: Final answer
    x = 52,121.68

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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.