Home / 103,614.13-155,421.20-41,328.37

Finding the Fourth Proportional to 103,614.13, 155,421.20 and 41,328.37

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Solution

The fourth proportional to 103,614.13, 155,421.20 and 41,328.37 is: 61,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.13 : 155,421.20 = 41,328.37 : x
  2. Step 2: Convert to fraction form
    103,614.13/155,421.20 = 41,328.37/x
  3. Step 3: Cross multiply
    103,614.13x = 155,421.20 × 41,328.37
  4. Step 4: Simplify right side
    103,614.13x = 6,423,304,859.44
  5. Step 5: Solve for x
    x = 6,423,304,859.44/103,614.13
  6. Step 6: Final answer
    x = 61,992.56

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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.