Home / 189,596.24-261,632.04-109,010.96

Finding the Fourth Proportional to 189,596.24, 261,632.04 and 109,010.96

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Solution

The fourth proportional to 189,596.24, 261,632.04 and 109,010.96 is: 150,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,596.24 : 261,632.04 = 109,010.96 : x
  2. Step 2: Convert to fraction form
    189,596.24/261,632.04 = 109,010.96/x
  3. Step 3: Cross multiply
    189,596.24x = 261,632.04 × 109,010.96
  4. Step 4: Simplify right side
    189,596.24x = 28,520,759,847.16
  5. Step 5: Solve for x
    x = 28,520,759,847.16/189,596.24
  6. Step 6: Final answer
    x = 150,428.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.