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Finding the Fourth Proportional to 118,349.52, 177,463.08 and 43,450.44

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Solution

The fourth proportional to 118,349.52, 177,463.08 and 43,450.44 is: 65,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,349.52 : 177,463.08 = 43,450.44 : x
  2. Step 2: Convert to fraction form
    118,349.52/177,463.08 = 43,450.44/x
  3. Step 3: Cross multiply
    118,349.52x = 177,463.08 × 43,450.44
  4. Step 4: Simplify right side
    118,349.52x = 7,710,848,909.76
  5. Step 5: Solve for x
    x = 7,710,848,909.76/118,349.52
  6. Step 6: Final answer
    x = 65,153.19

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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.