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Finding the Fourth Proportional to 63,856.80, 88,108.91 and 36,997.68

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Solution

The fourth proportional to 63,856.80, 88,108.91 and 36,997.68 is: 51,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,856.80 : 88,108.91 = 36,997.68 : x
  2. Step 2: Convert to fraction form
    63,856.80/88,108.91 = 36,997.68/x
  3. Step 3: Cross multiply
    63,856.80x = 88,108.91 × 36,997.68
  4. Step 4: Simplify right side
    63,856.80x = 3,259,824,631.80
  5. Step 5: Solve for x
    x = 3,259,824,631.80/63,856.80
  6. Step 6: Final answer
    x = 51,048.98

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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.