Home / 235,196.12-324,670.01-158,818.66

Finding the Fourth Proportional to 235,196.12, 324,670.01 and 158,818.66

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Solution

The fourth proportional to 235,196.12, 324,670.01 and 158,818.66 is: 219,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,196.12 : 324,670.01 = 158,818.66 : x
  2. Step 2: Convert to fraction form
    235,196.12/324,670.01 = 158,818.66/x
  3. Step 3: Cross multiply
    235,196.12x = 324,670.01 × 158,818.66
  4. Step 4: Simplify right side
    235,196.12x = 51,563,654,324.62
  5. Step 5: Solve for x
    x = 51,563,654,324.62/235,196.12
  6. Step 6: Final answer
    x = 219,236.84

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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.