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Finding the Fourth Proportional to 122,852.16, 184,269.44 and 47,958.32

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Solution

The fourth proportional to 122,852.16, 184,269.44 and 47,958.32 is: 71,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,852.16 : 184,269.44 = 47,958.32 : x
  2. Step 2: Convert to fraction form
    122,852.16/184,269.44 = 47,958.32/x
  3. Step 3: Cross multiply
    122,852.16x = 184,269.44 × 47,958.32
  4. Step 4: Simplify right side
    122,852.16x = 8,837,252,769.74
  5. Step 5: Solve for x
    x = 8,837,252,769.74/122,852.16
  6. Step 6: Final answer
    x = 71,934.04

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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.