Home / 109,849.20-164,764.20-35,977.20

Finding the Fourth Proportional to 109,849.20, 164,764.20 and 35,977.20

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Solution

The fourth proportional to 109,849.20, 164,764.20 and 35,977.20 is: 53,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,849.20 : 164,764.20 = 35,977.20 : x
  2. Step 2: Convert to fraction form
    109,849.20/164,764.20 = 35,977.20/x
  3. Step 3: Cross multiply
    109,849.20x = 164,764.20 × 35,977.20
  4. Step 4: Simplify right side
    109,849.20x = 5,927,754,576.24
  5. Step 5: Solve for x
    x = 5,927,754,576.24/109,849.20
  6. Step 6: Final answer
    x = 53,962.66

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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.