Home / 105,824.88-158,892.84-104,269.68

Finding the Fourth Proportional to 105,824.88, 158,892.84 and 104,269.68

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Solution

The fourth proportional to 105,824.88, 158,892.84 and 104,269.68 is: 156,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,824.88 : 158,892.84 = 104,269.68 : x
  2. Step 2: Convert to fraction form
    105,824.88/158,892.84 = 104,269.68/x
  3. Step 3: Cross multiply
    105,824.88x = 158,892.84 × 104,269.68
  4. Step 4: Simplify right side
    105,824.88x = 16,567,705,581.09
  5. Step 5: Solve for x
    x = 16,567,705,581.09/105,824.88
  6. Step 6: Final answer
    x = 156,557.75

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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.