Home / 47,452.05-71,156.16-14,163.48

Finding the Fourth Proportional to 47,452.05, 71,156.16 and 14,163.48

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Solution

The fourth proportional to 47,452.05, 71,156.16 and 14,163.48 is: 21,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,452.05 : 71,156.16 = 14,163.48 : x
  2. Step 2: Convert to fraction form
    47,452.05/71,156.16 = 14,163.48/x
  3. Step 3: Cross multiply
    47,452.05x = 71,156.16 × 14,163.48
  4. Step 4: Simplify right side
    47,452.05x = 1,007,818,849.04
  5. Step 5: Solve for x
    x = 1,007,818,849.04/47,452.05
  6. Step 6: Final answer
    x = 21,238.68

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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.