Home / 132,805.08-199,276.74-53,977.56

Finding the Fourth Proportional to 132,805.08, 199,276.74 and 53,977.56

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Solution

The fourth proportional to 132,805.08, 199,276.74 and 53,977.56 is: 80,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,805.08 : 199,276.74 = 53,977.56 : x
  2. Step 2: Convert to fraction form
    132,805.08/199,276.74 = 53,977.56/x
  3. Step 3: Cross multiply
    132,805.08x = 199,276.74 × 53,977.56
  4. Step 4: Simplify right side
    132,805.08x = 10,756,472,189.95
  5. Step 5: Solve for x
    x = 10,756,472,189.95/132,805.08
  6. Step 6: Final answer
    x = 80,994.43

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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.