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Finding the Fourth Proportional to 63,887.74, 88,173.56 and 36,674.57

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Solution

The fourth proportional to 63,887.74, 88,173.56 and 36,674.57 is: 50,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,887.74 : 88,173.56 = 36,674.57 : x
  2. Step 2: Convert to fraction form
    63,887.74/88,173.56 = 36,674.57/x
  3. Step 3: Cross multiply
    63,887.74x = 88,173.56 × 36,674.57
  4. Step 4: Simplify right side
    63,887.74x = 3,233,727,710.49
  5. Step 5: Solve for x
    x = 3,233,727,710.49/63,887.74
  6. Step 6: Final answer
    x = 50,615.78

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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.