Home / 56,908.32-85,406.04-25,765.44

Finding the Fourth Proportional to 56,908.32, 85,406.04 and 25,765.44

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Solution

The fourth proportional to 56,908.32, 85,406.04 and 25,765.44 is: 38,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.32 : 85,406.04 = 25,765.44 : x
  2. Step 2: Convert to fraction form
    56,908.32/85,406.04 = 25,765.44/x
  3. Step 3: Cross multiply
    56,908.32x = 85,406.04 × 25,765.44
  4. Step 4: Simplify right side
    56,908.32x = 2,200,524,199.26
  5. Step 5: Solve for x
    x = 2,200,524,199.26/56,908.32
  6. Step 6: Final answer
    x = 38,667.88

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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.