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Finding the Fourth Proportional to 168,715.73, 253,073.70 and 44,056.73

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Solution

The fourth proportional to 168,715.73, 253,073.70 and 44,056.73 is: 66,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,715.73 : 253,073.70 = 44,056.73 : x
  2. Step 2: Convert to fraction form
    168,715.73/253,073.70 = 44,056.73/x
  3. Step 3: Cross multiply
    168,715.73x = 253,073.70 × 44,056.73
  4. Step 4: Simplify right side
    168,715.73x = 11,149,600,303.69
  5. Step 5: Solve for x
    x = 11,149,600,303.69/168,715.73
  6. Step 6: Final answer
    x = 66,085.13

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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.