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Finding the Fourth Proportional to 57,670.56, 86,475.02 and 29,579.16

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Solution

The fourth proportional to 57,670.56, 86,475.02 and 29,579.16 is: 44,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,670.56 : 86,475.02 = 29,579.16 : x
  2. Step 2: Convert to fraction form
    57,670.56/86,475.02 = 29,579.16/x
  3. Step 3: Cross multiply
    57,670.56x = 86,475.02 × 29,579.16
  4. Step 4: Simplify right side
    57,670.56x = 2,557,858,304.69
  5. Step 5: Solve for x
    x = 2,557,858,304.69/57,670.56
  6. Step 6: Final answer
    x = 44,352.93

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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.