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Finding the Fourth Proportional to 63,191.34, 87,201.77 and 34,896.42

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Solution

The fourth proportional to 63,191.34, 87,201.77 and 34,896.42 is: 48,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,191.34 : 87,201.77 = 34,896.42 : x
  2. Step 2: Convert to fraction form
    63,191.34/87,201.77 = 34,896.42/x
  3. Step 3: Cross multiply
    63,191.34x = 87,201.77 × 34,896.42
  4. Step 4: Simplify right side
    63,191.34x = 3,043,029,416.18
  5. Step 5: Solve for x
    x = 3,043,029,416.18/63,191.34
  6. Step 6: Final answer
    x = 48,155.80

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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.