Home / 234,549.72-323,677.32-127,118.60

Finding the Fourth Proportional to 234,549.72, 323,677.32 and 127,118.60

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Solution

The fourth proportional to 234,549.72, 323,677.32 and 127,118.60 is: 175,422.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,549.72 : 323,677.32 = 127,118.60 : x
  2. Step 2: Convert to fraction form
    234,549.72/323,677.32 = 127,118.60/x
  3. Step 3: Cross multiply
    234,549.72x = 323,677.32 × 127,118.60
  4. Step 4: Simplify right side
    234,549.72x = 41,145,407,770.15
  5. Step 5: Solve for x
    x = 41,145,407,770.15/234,549.72
  6. Step 6: Final answer
    x = 175,422.97

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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.