Home / 234,956.30-324,240-127,526.33

Finding the Fourth Proportional to 234,956.30, 324,240 and 127,526.33

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Solution

The fourth proportional to 234,956.30, 324,240 and 127,526.33 is: 175,986.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,956.30 : 324,240 = 127,526.33 : x
  2. Step 2: Convert to fraction form
    234,956.30/324,240 = 127,526.33/x
  3. Step 3: Cross multiply
    234,956.30x = 324,240 × 127,526.33
  4. Step 4: Simplify right side
    234,956.30x = 41,349,135,618
  5. Step 5: Solve for x
    x = 41,349,135,618/234,956.30
  6. Step 6: Final answer
    x = 175,986.50

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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.