Home / 234,431.84-323,514.87-127,001.54

Finding the Fourth Proportional to 234,431.84, 323,514.87 and 127,001.54

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Solution

The fourth proportional to 234,431.84, 323,514.87 and 127,001.54 is: 175,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,431.84 : 323,514.87 = 127,001.54 : x
  2. Step 2: Convert to fraction form
    234,431.84/323,514.87 = 127,001.54/x
  3. Step 3: Cross multiply
    234,431.84x = 323,514.87 × 127,001.54
  4. Step 4: Simplify right side
    234,431.84x = 41,086,886,702.90
  5. Step 5: Solve for x
    x = 41,086,886,702.90/234,431.84
  6. Step 6: Final answer
    x = 175,261.55

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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.