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Finding the Fourth Proportional to 63,077.84, 87,050.60 and 34,783.44

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Solution

The fourth proportional to 63,077.84, 87,050.60 and 34,783.44 is: 48,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,077.84 : 87,050.60 = 34,783.44 : x
  2. Step 2: Convert to fraction form
    63,077.84/87,050.60 = 34,783.44/x
  3. Step 3: Cross multiply
    63,077.84x = 87,050.60 × 34,783.44
  4. Step 4: Simplify right side
    63,077.84x = 3,027,919,322.06
  5. Step 5: Solve for x
    x = 3,027,919,322.06/63,077.84
  6. Step 6: Final answer
    x = 48,002.90

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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.