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Finding the Fourth Proportional to 124,590.56, 171,914.70 and 73,596.24

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Solution

The fourth proportional to 124,590.56, 171,914.70 and 73,596.24 is: 101,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,590.56 : 171,914.70 = 73,596.24 : x
  2. Step 2: Convert to fraction form
    124,590.56/171,914.70 = 73,596.24/x
  3. Step 3: Cross multiply
    124,590.56x = 171,914.70 × 73,596.24
  4. Step 4: Simplify right side
    124,590.56x = 12,652,275,520.73
  5. Step 5: Solve for x
    x = 12,652,275,520.73/124,590.56
  6. Step 6: Final answer
    x = 101,550.84

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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.