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Finding the Fourth Proportional to 63,076.77, 87,042.13 and 36,216.77

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Solution

The fourth proportional to 63,076.77, 87,042.13 and 36,216.77 is: 49,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,076.77 : 87,042.13 = 36,216.77 : x
  2. Step 2: Convert to fraction form
    63,076.77/87,042.13 = 36,216.77/x
  3. Step 3: Cross multiply
    63,076.77x = 87,042.13 × 36,216.77
  4. Step 4: Simplify right side
    63,076.77x = 3,152,384,276.77
  5. Step 5: Solve for x
    x = 3,152,384,276.77/63,076.77
  6. Step 6: Final answer
    x = 49,976.95

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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.