Home / 25,134.90-37,701.15-8,493.30

Finding the Fourth Proportional to 25,134.90, 37,701.15 and 8,493.30

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Solution

The fourth proportional to 25,134.90, 37,701.15 and 8,493.30 is: 12,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.90 : 37,701.15 = 8,493.30 : x
  2. Step 2: Convert to fraction form
    25,134.90/37,701.15 = 8,493.30/x
  3. Step 3: Cross multiply
    25,134.90x = 37,701.15 × 8,493.30
  4. Step 4: Simplify right side
    25,134.90x = 320,207,177.30
  5. Step 5: Solve for x
    x = 320,207,177.30/25,134.90
  6. Step 6: Final answer
    x = 12,739.54

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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.