Home / 57,538.44-86,316.20-29,474.40

Finding the Fourth Proportional to 57,538.44, 86,316.20 and 29,474.40

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Solution

The fourth proportional to 57,538.44, 86,316.20 and 29,474.40 is: 44,215.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,538.44 : 86,316.20 = 29,474.40 : x
  2. Step 2: Convert to fraction form
    57,538.44/86,316.20 = 29,474.40/x
  3. Step 3: Cross multiply
    57,538.44x = 86,316.20 × 29,474.40
  4. Step 4: Simplify right side
    57,538.44x = 2,544,118,205.28
  5. Step 5: Solve for x
    x = 2,544,118,205.28/57,538.44
  6. Step 6: Final answer
    x = 44,215.97

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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.