Home / 234,881.82-324,136.53-127,451.88

Finding the Fourth Proportional to 234,881.82, 324,136.53 and 127,451.88

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Solution

The fourth proportional to 234,881.82, 324,136.53 and 127,451.88 is: 175,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,881.82 : 324,136.53 = 127,451.88 : x
  2. Step 2: Convert to fraction form
    234,881.82/324,136.53 = 127,451.88/x
  3. Step 3: Cross multiply
    234,881.82x = 324,136.53 × 127,451.88
  4. Step 4: Simplify right side
    234,881.82x = 41,311,810,125.18
  5. Step 5: Solve for x
    x = 41,311,810,125.18/234,881.82
  6. Step 6: Final answer
    x = 175,883.39

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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.