Home / 258,704.28-356,706.48-177,071.86

Finding the Fourth Proportional to 258,704.28, 356,706.48 and 177,071.86

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Solution

The fourth proportional to 258,704.28, 356,706.48 and 177,071.86 is: 244,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,704.28 : 356,706.48 = 177,071.86 : x
  2. Step 2: Convert to fraction form
    258,704.28/356,706.48 = 177,071.86/x
  3. Step 3: Cross multiply
    258,704.28x = 356,706.48 × 177,071.86
  4. Step 4: Simplify right side
    258,704.28x = 63,162,679,887.65
  5. Step 5: Solve for x
    x = 63,162,679,887.65/258,704.28
  6. Step 6: Final answer
    x = 244,150.12

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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.