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Finding the Fourth Proportional to 63,404.45, 87,476.88 and 36,546.38

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Solution

The fourth proportional to 63,404.45, 87,476.88 and 36,546.38 is: 50,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,404.45 : 87,476.88 = 36,546.38 : x
  2. Step 2: Convert to fraction form
    63,404.45/87,476.88 = 36,546.38/x
  3. Step 3: Cross multiply
    63,404.45x = 87,476.88 × 36,546.38
  4. Step 4: Simplify right side
    63,404.45x = 3,196,962,860.31
  5. Step 5: Solve for x
    x = 3,196,962,860.31/63,404.45
  6. Step 6: Final answer
    x = 50,421.75

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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.