Home / 109,401.23-164,101.85-34,527.20

Finding the Fourth Proportional to 109,401.23, 164,101.85 and 34,527.20

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Solution

The fourth proportional to 109,401.23, 164,101.85 and 34,527.20 is: 51,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,401.23 : 164,101.85 = 34,527.20 : x
  2. Step 2: Convert to fraction form
    109,401.23/164,101.85 = 34,527.20/x
  3. Step 3: Cross multiply
    109,401.23x = 164,101.85 × 34,527.20
  4. Step 4: Simplify right side
    109,401.23x = 5,665,976,402.17
  5. Step 5: Solve for x
    x = 5,665,976,402.17/109,401.23
  6. Step 6: Final answer
    x = 51,790.79

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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.