Home / 100,162.91-150,259.23-29,086.16

Finding the Fourth Proportional to 100,162.91, 150,259.23 and 29,086.16

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Solution

The fourth proportional to 100,162.91, 150,259.23 and 29,086.16 is: 43,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,162.91 : 150,259.23 = 29,086.16 : x
  2. Step 2: Convert to fraction form
    100,162.91/150,259.23 = 29,086.16/x
  3. Step 3: Cross multiply
    100,162.91x = 150,259.23 × 29,086.16
  4. Step 4: Simplify right side
    100,162.91x = 4,370,463,253.96
  5. Step 5: Solve for x
    x = 4,370,463,253.96/100,162.91
  6. Step 6: Final answer
    x = 43,633.55

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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.