Home / 36,467.60-54,701.40-31,859.60

Finding the Fourth Proportional to 36,467.60, 54,701.40 and 31,859.60

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Solution

The fourth proportional to 36,467.60, 54,701.40 and 31,859.60 is: 47,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,467.60 : 54,701.40 = 31,859.60 : x
  2. Step 2: Convert to fraction form
    36,467.60/54,701.40 = 31,859.60/x
  3. Step 3: Cross multiply
    36,467.60x = 54,701.40 × 31,859.60
  4. Step 4: Simplify right side
    36,467.60x = 1,742,764,723.44
  5. Step 5: Solve for x
    x = 1,742,764,723.44/36,467.60
  6. Step 6: Final answer
    x = 47,789.40

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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.