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Finding the Fourth Proportional to 124,524.90, 186,750.90 and 44,553.60

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Solution

The fourth proportional to 124,524.90, 186,750.90 and 44,553.60 is: 66,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,524.90 : 186,750.90 = 44,553.60 : x
  2. Step 2: Convert to fraction form
    124,524.90/186,750.90 = 44,553.60/x
  3. Step 3: Cross multiply
    124,524.90x = 186,750.90 × 44,553.60
  4. Step 4: Simplify right side
    124,524.90x = 8,320,424,898.24
  5. Step 5: Solve for x
    x = 8,320,424,898.24/124,524.90
  6. Step 6: Final answer
    x = 66,817.36

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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.