Home / 47,358.39-71,049.27-14,078.31

Finding the Fourth Proportional to 47,358.39, 71,049.27 and 14,078.31

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Solution

The fourth proportional to 47,358.39, 71,049.27 and 14,078.31 is: 21,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.39 : 71,049.27 = 14,078.31 : x
  2. Step 2: Convert to fraction form
    47,358.39/71,049.27 = 14,078.31/x
  3. Step 3: Cross multiply
    47,358.39x = 71,049.27 × 14,078.31
  4. Step 4: Simplify right side
    47,358.39x = 1,000,253,701.13
  5. Step 5: Solve for x
    x = 1,000,253,701.13/47,358.39
  6. Step 6: Final answer
    x = 21,120.94

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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.