Home / 10,090.15-15,134.47-4,469.56

Finding the Fourth Proportional to 10,090.15, 15,134.47 and 4,469.56

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Solution

The fourth proportional to 10,090.15, 15,134.47 and 4,469.56 is: 6,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.15 : 15,134.47 = 4,469.56 : x
  2. Step 2: Convert to fraction form
    10,090.15/15,134.47 = 4,469.56/x
  3. Step 3: Cross multiply
    10,090.15x = 15,134.47 × 4,469.56
  4. Step 4: Simplify right side
    10,090.15x = 67,644,457.85
  5. Step 5: Solve for x
    x = 67,644,457.85/10,090.15
  6. Step 6: Final answer
    x = 6,704.01

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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.