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Finding the Fourth Proportional to 163,385.56, 244,944.42 and 58,144.60

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Solution

The fourth proportional to 163,385.56, 244,944.42 and 58,144.60 is: 87,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,385.56 : 244,944.42 = 58,144.60 : x
  2. Step 2: Convert to fraction form
    163,385.56/244,944.42 = 58,144.60/x
  3. Step 3: Cross multiply
    163,385.56x = 244,944.42 × 58,144.60
  4. Step 4: Simplify right side
    163,385.56x = 14,242,195,323.13
  5. Step 5: Solve for x
    x = 14,242,195,323.13/163,385.56
  6. Step 6: Final answer
    x = 87,169.24

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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.