Home / 47,180.34-70,771.24-12,119.22

Finding the Fourth Proportional to 47,180.34, 70,771.24 and 12,119.22

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Solution

The fourth proportional to 47,180.34, 70,771.24 and 12,119.22 is: 18,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,180.34 : 70,771.24 = 12,119.22 : x
  2. Step 2: Convert to fraction form
    47,180.34/70,771.24 = 12,119.22/x
  3. Step 3: Cross multiply
    47,180.34x = 70,771.24 × 12,119.22
  4. Step 4: Simplify right side
    47,180.34x = 857,692,227.23
  5. Step 5: Solve for x
    x = 857,692,227.23/47,180.34
  6. Step 6: Final answer
    x = 18,179.02

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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.