Home / 234,861.64-324,106.50-127,434.04

Finding the Fourth Proportional to 234,861.64, 324,106.50 and 127,434.04

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Solution

The fourth proportional to 234,861.64, 324,106.50 and 127,434.04 is: 175,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,861.64 : 324,106.50 = 127,434.04 : x
  2. Step 2: Convert to fraction form
    234,861.64/324,106.50 = 127,434.04/x
  3. Step 3: Cross multiply
    234,861.64x = 324,106.50 × 127,434.04
  4. Step 4: Simplify right side
    234,861.64x = 41,302,200,685.26
  5. Step 5: Solve for x
    x = 41,302,200,685.26/234,861.64
  6. Step 6: Final answer
    x = 175,857.58

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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.