Home / 103,744.82-155,367.76-59,236.66

Finding the Fourth Proportional to 103,744.82, 155,367.76 and 59,236.66

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Solution

The fourth proportional to 103,744.82, 155,367.76 and 59,236.66 is: 88,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,744.82 : 155,367.76 = 59,236.66 : x
  2. Step 2: Convert to fraction form
    103,744.82/155,367.76 = 59,236.66/x
  3. Step 3: Cross multiply
    103,744.82x = 155,367.76 × 59,236.66
  4. Step 4: Simplify right side
    103,744.82x = 9,203,467,174.08
  5. Step 5: Solve for x
    x = 9,203,467,174.08/103,744.82
  6. Step 6: Final answer
    x = 88,712.55

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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.