Home / 103,034.90-154,512.66-36,462.62

Finding the Fourth Proportional to 103,034.90, 154,512.66 and 36,462.62

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Solution

The fourth proportional to 103,034.90, 154,512.66 and 36,462.62 is: 54,679.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,034.90 : 154,512.66 = 36,462.62 : x
  2. Step 2: Convert to fraction form
    103,034.90/154,512.66 = 36,462.62/x
  3. Step 3: Cross multiply
    103,034.90x = 154,512.66 × 36,462.62
  4. Step 4: Simplify right side
    103,034.90x = 5,633,936,406.77
  5. Step 5: Solve for x
    x = 5,633,936,406.77/103,034.90
  6. Step 6: Final answer
    x = 54,679.88

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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.