Home / 105,529.91-158,299.25-30,650.04

Finding the Fourth Proportional to 105,529.91, 158,299.25 and 30,650.04

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Solution

The fourth proportional to 105,529.91, 158,299.25 and 30,650.04 is: 45,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,529.91 : 158,299.25 = 30,650.04 : x
  2. Step 2: Convert to fraction form
    105,529.91/158,299.25 = 30,650.04/x
  3. Step 3: Cross multiply
    105,529.91x = 158,299.25 × 30,650.04
  4. Step 4: Simplify right side
    105,529.91x = 4,851,878,191.22
  5. Step 5: Solve for x
    x = 4,851,878,191.22/105,529.91
  6. Step 6: Final answer
    x = 45,976.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.