Home / 234,834.12-324,071.20-127,404.12

Finding the Fourth Proportional to 234,834.12, 324,071.20 and 127,404.12

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Solution

The fourth proportional to 234,834.12, 324,071.20 and 127,404.12 is: 175,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,834.12 : 324,071.20 = 127,404.12 : x
  2. Step 2: Convert to fraction form
    234,834.12/324,071.20 = 127,404.12/x
  3. Step 3: Cross multiply
    234,834.12x = 324,071.20 × 127,404.12
  4. Step 4: Simplify right side
    234,834.12x = 41,288,006,053.34
  5. Step 5: Solve for x
    x = 41,288,006,053.34/234,834.12
  6. Step 6: Final answer
    x = 175,817.75

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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.