Home / 217,553.34-326,094.03-84,394.20

Finding the Fourth Proportional to 217,553.34, 326,094.03 and 84,394.20

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Solution

The fourth proportional to 217,553.34, 326,094.03 and 84,394.20 is: 126,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,553.34 : 326,094.03 = 84,394.20 : x
  2. Step 2: Convert to fraction form
    217,553.34/326,094.03 = 84,394.20/x
  3. Step 3: Cross multiply
    217,553.34x = 326,094.03 × 84,394.20
  4. Step 4: Simplify right side
    217,553.34x = 27,520,444,786.63
  5. Step 5: Solve for x
    x = 27,520,444,786.63/217,553.34
  6. Step 6: Final answer
    x = 126,499.76

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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.