Home / 232,239.75-320,558.88-151,679.78

Finding the Fourth Proportional to 232,239.75, 320,558.88 and 151,679.78

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Solution

The fourth proportional to 232,239.75, 320,558.88 and 151,679.78 is: 209,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,239.75 : 320,558.88 = 151,679.78 : x
  2. Step 2: Convert to fraction form
    232,239.75/320,558.88 = 151,679.78/x
  3. Step 3: Cross multiply
    232,239.75x = 320,558.88 × 151,679.78
  4. Step 4: Simplify right side
    232,239.75x = 48,622,300,395.45
  5. Step 5: Solve for x
    x = 48,622,300,395.45/232,239.75
  6. Step 6: Final answer
    x = 209,362.52

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1.5x scale

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.