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Finding the Fourth Proportional to 57,453.56, 86,261.04 and 29,393.73

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Solution

The fourth proportional to 57,453.56, 86,261.04 and 29,393.73 is: 44,131.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,453.56 : 86,261.04 = 29,393.73 : x
  2. Step 2: Convert to fraction form
    57,453.56/86,261.04 = 29,393.73/x
  3. Step 3: Cross multiply
    57,453.56x = 86,261.04 × 29,393.73
  4. Step 4: Simplify right side
    57,453.56x = 2,535,533,719.28
  5. Step 5: Solve for x
    x = 2,535,533,719.28/57,453.56
  6. Step 6: Final answer
    x = 44,131.89

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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.