Home / 25,140.24-37,704.12-8,499.88

Finding the Fourth Proportional to 25,140.24, 37,704.12 and 8,499.88

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Solution

The fourth proportional to 25,140.24, 37,704.12 and 8,499.88 is: 12,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.24 : 37,704.12 = 8,499.88 : x
  2. Step 2: Convert to fraction form
    25,140.24/37,704.12 = 8,499.88/x
  3. Step 3: Cross multiply
    25,140.24x = 37,704.12 × 8,499.88
  4. Step 4: Simplify right side
    25,140.24x = 320,480,495.51
  5. Step 5: Solve for x
    x = 320,480,495.51/25,140.24
  6. Step 6: Final answer
    x = 12,747.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.