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Finding the Fourth Proportional to 104,391.68, 156,670.53 and 37,850.84

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Solution

The fourth proportional to 104,391.68, 156,670.53 and 37,850.84 is: 56,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,391.68 : 156,670.53 = 37,850.84 : x
  2. Step 2: Convert to fraction form
    104,391.68/156,670.53 = 37,850.84/x
  3. Step 3: Cross multiply
    104,391.68x = 156,670.53 × 37,850.84
  4. Step 4: Simplify right side
    104,391.68x = 5,930,111,163.75
  5. Step 5: Solve for x
    x = 5,930,111,163.75/104,391.68
  6. Step 6: Final answer
    x = 56,806.36

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1.5x scale

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.