Home / 162,152.82-243,234.70-43,825.19

Finding the Fourth Proportional to 162,152.82, 243,234.70 and 43,825.19

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Solution

The fourth proportional to 162,152.82, 243,234.70 and 43,825.19 is: 65,739.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,152.82 : 243,234.70 = 43,825.19 : x
  2. Step 2: Convert to fraction form
    162,152.82/243,234.70 = 43,825.19/x
  3. Step 3: Cross multiply
    162,152.82x = 243,234.70 × 43,825.19
  4. Step 4: Simplify right side
    162,152.82x = 10,659,805,616.36
  5. Step 5: Solve for x
    x = 10,659,805,616.36/162,152.82
  6. Step 6: Final answer
    x = 65,739.26

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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.