Home / 47,198.31-70,795.84-13,917.03

Finding the Fourth Proportional to 47,198.31, 70,795.84 and 13,917.03

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Solution

The fourth proportional to 47,198.31, 70,795.84 and 13,917.03 is: 20,875.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,198.31 : 70,795.84 = 13,917.03 : x
  2. Step 2: Convert to fraction form
    47,198.31/70,795.84 = 13,917.03/x
  3. Step 3: Cross multiply
    47,198.31x = 70,795.84 × 13,917.03
  4. Step 4: Simplify right side
    47,198.31x = 985,267,829.16
  5. Step 5: Solve for x
    x = 985,267,829.16/47,198.31
  6. Step 6: Final answer
    x = 20,875.07

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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.