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Finding the Fourth Proportional to 88,059.80, 131,856.42 and 46,380.44

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Solution

The fourth proportional to 88,059.80, 131,856.42 and 46,380.44 is: 69,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,059.80 : 131,856.42 = 46,380.44 : x
  2. Step 2: Convert to fraction form
    88,059.80/131,856.42 = 46,380.44/x
  3. Step 3: Cross multiply
    88,059.80x = 131,856.42 × 46,380.44
  4. Step 4: Simplify right side
    88,059.80x = 6,115,558,776.42
  5. Step 5: Solve for x
    x = 6,115,558,776.42/88,059.80
  6. Step 6: Final answer
    x = 69,447.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.