Home / 113,367.06-169,977.68-54,201.42

Finding the Fourth Proportional to 113,367.06, 169,977.68 and 54,201.42

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Solution

The fourth proportional to 113,367.06, 169,977.68 and 54,201.42 is: 81,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,367.06 : 169,977.68 = 54,201.42 : x
  2. Step 2: Convert to fraction form
    113,367.06/169,977.68 = 54,201.42/x
  3. Step 3: Cross multiply
    113,367.06x = 169,977.68 × 54,201.42
  4. Step 4: Simplify right side
    113,367.06x = 9,213,031,624.31
  5. Step 5: Solve for x
    x = 9,213,031,624.31/113,367.06
  6. Step 6: Final answer
    x = 81,267.27

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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.