Home / 234,456.31-323,549.26-127,029.25

Finding the Fourth Proportional to 234,456.31, 323,549.26 and 127,029.25

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Solution

The fourth proportional to 234,456.31, 323,549.26 and 127,029.25 is: 175,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,456.31 : 323,549.26 = 127,029.25 : x
  2. Step 2: Convert to fraction form
    234,456.31/323,549.26 = 127,029.25/x
  3. Step 3: Cross multiply
    234,456.31x = 323,549.26 × 127,029.25
  4. Step 4: Simplify right side
    234,456.31x = 41,100,219,835.86
  5. Step 5: Solve for x
    x = 41,100,219,835.86/234,456.31
  6. Step 6: Final answer
    x = 175,300.12

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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.