Home / 178,086.53-245,759.82-96,415.65

Finding the Fourth Proportional to 178,086.53, 245,759.82 and 96,415.65

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Solution

The fourth proportional to 178,086.53, 245,759.82 and 96,415.65 is: 133,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,086.53 : 245,759.82 = 96,415.65 : x
  2. Step 2: Convert to fraction form
    178,086.53/245,759.82 = 96,415.65/x
  3. Step 3: Cross multiply
    178,086.53x = 245,759.82 × 96,415.65
  4. Step 4: Simplify right side
    178,086.53x = 23,695,092,969.96
  5. Step 5: Solve for x
    x = 23,695,092,969.96/178,086.53
  6. Step 6: Final answer
    x = 133,053.82

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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.