Home / 258,285.53-356,440.61-141,997.57

Finding the Fourth Proportional to 258,285.53, 356,440.61 and 141,997.57

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Solution

The fourth proportional to 258,285.53, 356,440.61 and 141,997.57 is: 195,960.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,285.53 : 356,440.61 = 141,997.57 : x
  2. Step 2: Convert to fraction form
    258,285.53/356,440.61 = 141,997.57/x
  3. Step 3: Cross multiply
    258,285.53x = 356,440.61 × 141,997.57
  4. Step 4: Simplify right side
    258,285.53x = 50,613,701,269.86
  5. Step 5: Solve for x
    x = 50,613,701,269.86/258,285.53
  6. Step 6: Final answer
    x = 195,960.27

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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.