Home / 109,942.30-164,701.23-65,604.52

Finding the Fourth Proportional to 109,942.30, 164,701.23 and 65,604.52

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Solution

The fourth proportional to 109,942.30, 164,701.23 and 65,604.52 is: 98,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,942.30 : 164,701.23 = 65,604.52 : x
  2. Step 2: Convert to fraction form
    109,942.30/164,701.23 = 65,604.52/x
  3. Step 3: Cross multiply
    109,942.30x = 164,701.23 × 65,604.52
  4. Step 4: Simplify right side
    109,942.30x = 10,805,145,137.56
  5. Step 5: Solve for x
    x = 10,805,145,137.56/109,942.30
  6. Step 6: Final answer
    x = 98,280.14

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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.