Home / 40,202.30-60,306-13,546.11

Finding the Fourth Proportional to 40,202.30, 60,306 and 13,546.11

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Solution

The fourth proportional to 40,202.30, 60,306 and 13,546.11 is: 20,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,202.30 : 60,306 = 13,546.11 : x
  2. Step 2: Convert to fraction form
    40,202.30/60,306 = 13,546.11/x
  3. Step 3: Cross multiply
    40,202.30x = 60,306 × 13,546.11
  4. Step 4: Simplify right side
    40,202.30x = 816,911,709.66
  5. Step 5: Solve for x
    x = 816,911,709.66/40,202.30
  6. Step 6: Final answer
    x = 20,320.03

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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.