Home / 381,087.56-571,631.54-96,799.44

Finding the Fourth Proportional to 381,087.56, 571,631.54 and 96,799.44

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Solution

The fourth proportional to 381,087.56, 571,631.54 and 96,799.44 is: 145,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,087.56 : 571,631.54 = 96,799.44 : x
  2. Step 2: Convert to fraction form
    381,087.56/571,631.54 = 96,799.44/x
  3. Step 3: Cross multiply
    381,087.56x = 571,631.54 × 96,799.44
  4. Step 4: Simplify right side
    381,087.56x = 55,333,612,958.34
  5. Step 5: Solve for x
    x = 55,333,612,958.34/381,087.56
  6. Step 6: Final answer
    x = 145,199.21

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.