Home / 454,153.53-681,502.46-187,917.69

Finding the Fourth Proportional to 454,153.53, 681,502.46 and 187,917.69

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Solution

The fourth proportional to 454,153.53, 681,502.46 and 187,917.69 is: 281,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,153.53 : 681,502.46 = 187,917.69 : x
  2. Step 2: Convert to fraction form
    454,153.53/681,502.46 = 187,917.69/x
  3. Step 3: Cross multiply
    454,153.53x = 681,502.46 × 187,917.69
  4. Step 4: Simplify right side
    454,153.53x = 128,066,367,072.93
  5. Step 5: Solve for x
    x = 128,066,367,072.93/454,153.53
  6. Step 6: Final answer
    x = 281,989.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.