Home / 47,540.63-71,319.45-15,960.98

Finding the Fourth Proportional to 47,540.63, 71,319.45 and 15,960.98

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Solution

The fourth proportional to 47,540.63, 71,319.45 and 15,960.98 is: 23,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540.63 : 71,319.45 = 15,960.98 : x
  2. Step 2: Convert to fraction form
    47,540.63/71,319.45 = 15,960.98/x
  3. Step 3: Cross multiply
    47,540.63x = 71,319.45 × 15,960.98
  4. Step 4: Simplify right side
    47,540.63x = 1,138,327,958.46
  5. Step 5: Solve for x
    x = 1,138,327,958.46/47,540.63
  6. Step 6: Final answer
    x = 23,944.32

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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.