Home / 105,727.62-158,575.99-30,827.64

Finding the Fourth Proportional to 105,727.62, 158,575.99 and 30,827.64

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Solution

The fourth proportional to 105,727.62, 158,575.99 and 30,827.64 is: 46,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,727.62 : 158,575.99 = 30,827.64 : x
  2. Step 2: Convert to fraction form
    105,727.62/158,575.99 = 30,827.64/x
  3. Step 3: Cross multiply
    105,727.62x = 158,575.99 × 30,827.64
  4. Step 4: Simplify right side
    105,727.62x = 4,888,523,532.36
  5. Step 5: Solve for x
    x = 4,888,523,532.36/105,727.62
  6. Step 6: Final answer
    x = 46,236.96

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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.