Home / 234,861.34-324,108.22-127,431.36

Finding the Fourth Proportional to 234,861.34, 324,108.22 and 127,431.36

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Solution

The fourth proportional to 234,861.34, 324,108.22 and 127,431.36 is: 175,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,861.34 : 324,108.22 = 127,431.36 : x
  2. Step 2: Convert to fraction form
    234,861.34/324,108.22 = 127,431.36/x
  3. Step 3: Cross multiply
    234,861.34x = 324,108.22 × 127,431.36
  4. Step 4: Simplify right side
    234,861.34x = 41,301,551,261.78
  5. Step 5: Solve for x
    x = 41,301,551,261.78/234,861.34
  6. Step 6: Final answer
    x = 175,855.04

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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.