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Finding the Fourth Proportional to 29,640.51, 44,460.12 and 7,453.80

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Solution

The fourth proportional to 29,640.51, 44,460.12 and 7,453.80 is: 11,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.51 : 44,460.12 = 7,453.80 : x
  2. Step 2: Convert to fraction form
    29,640.51/44,460.12 = 7,453.80/x
  3. Step 3: Cross multiply
    29,640.51x = 44,460.12 × 7,453.80
  4. Step 4: Simplify right side
    29,640.51x = 331,396,842.46
  5. Step 5: Solve for x
    x = 331,396,842.46/29,640.51
  6. Step 6: Final answer
    x = 11,180.54

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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.