Home / 47,984.81-71,977.21-25,767.62

Finding the Fourth Proportional to 47,984.81, 71,977.21 and 25,767.62

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Solution

The fourth proportional to 47,984.81, 71,977.21 and 25,767.62 is: 38,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.81 : 71,977.21 = 25,767.62 : x
  2. Step 2: Convert to fraction form
    47,984.81/71,977.21 = 25,767.62/x
  3. Step 3: Cross multiply
    47,984.81x = 71,977.21 × 25,767.62
  4. Step 4: Simplify right side
    47,984.81x = 1,854,681,395.94
  5. Step 5: Solve for x
    x = 1,854,681,395.94/47,984.81
  6. Step 6: Final answer
    x = 38,651.43

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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.