Home / 47,558.14-71,333.56-12,496.88

Finding the Fourth Proportional to 47,558.14, 71,333.56 and 12,496.88

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Solution

The fourth proportional to 47,558.14, 71,333.56 and 12,496.88 is: 18,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,558.14 : 71,333.56 = 12,496.88 : x
  2. Step 2: Convert to fraction form
    47,558.14/71,333.56 = 12,496.88/x
  3. Step 3: Cross multiply
    47,558.14x = 71,333.56 × 12,496.88
  4. Step 4: Simplify right side
    47,558.14x = 891,447,133.25
  5. Step 5: Solve for x
    x = 891,447,133.25/47,558.14
  6. Step 6: Final answer
    x = 18,744.37

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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.