Home / 47,781.66-71,675.87-14,504.43

Finding the Fourth Proportional to 47,781.66, 71,675.87 and 14,504.43

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Solution

The fourth proportional to 47,781.66, 71,675.87 and 14,504.43 is: 21,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.66 : 71,675.87 = 14,504.43 : x
  2. Step 2: Convert to fraction form
    47,781.66/71,675.87 = 14,504.43/x
  3. Step 3: Cross multiply
    47,781.66x = 71,675.87 × 14,504.43
  4. Step 4: Simplify right side
    47,781.66x = 1,039,617,639.10
  5. Step 5: Solve for x
    x = 1,039,617,639.10/47,781.66
  6. Step 6: Final answer
    x = 21,757.67

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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.