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Finding the Fourth Proportional to 63,788.76, 88,030.44 and 36,928.80

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Solution

The fourth proportional to 63,788.76, 88,030.44 and 36,928.80 is: 50,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,788.76 : 88,030.44 = 36,928.80 : x
  2. Step 2: Convert to fraction form
    63,788.76/88,030.44 = 36,928.80/x
  3. Step 3: Cross multiply
    63,788.76x = 88,030.44 × 36,928.80
  4. Step 4: Simplify right side
    63,788.76x = 3,250,858,512.67
  5. Step 5: Solve for x
    x = 3,250,858,512.67/63,788.76
  6. Step 6: Final answer
    x = 50,962.87

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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.