Home / 243,359.46-365,033.70-110,143.26

Finding the Fourth Proportional to 243,359.46, 365,033.70 and 110,143.26

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Solution

The fourth proportional to 243,359.46, 365,033.70 and 110,143.26 is: 165,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,359.46 : 365,033.70 = 110,143.26 : x
  2. Step 2: Convert to fraction form
    243,359.46/365,033.70 = 110,143.26/x
  3. Step 3: Cross multiply
    243,359.46x = 365,033.70 × 110,143.26
  4. Step 4: Simplify right side
    243,359.46x = 40,206,001,727.86
  5. Step 5: Solve for x
    x = 40,206,001,727.86/243,359.46
  6. Step 6: Final answer
    x = 165,212.41

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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.