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Finding the Fourth Proportional to 63,627.03, 87,780.14 and 36,764.60

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Solution

The fourth proportional to 63,627.03, 87,780.14 and 36,764.60 is: 50,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,627.03 : 87,780.14 = 36,764.60 : x
  2. Step 2: Convert to fraction form
    63,627.03/87,780.14 = 36,764.60/x
  3. Step 3: Cross multiply
    63,627.03x = 87,780.14 × 36,764.60
  4. Step 4: Simplify right side
    63,627.03x = 3,227,201,250.19
  5. Step 5: Solve for x
    x = 3,227,201,250.19/63,627.03
  6. Step 6: Final answer
    x = 50,720.60

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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.