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Finding the Fourth Proportional to 38,129.01, 57,174.06 and 22,339.11

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Solution

The fourth proportional to 38,129.01, 57,174.06 and 22,339.11 is: 33,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.01 : 57,174.06 = 22,339.11 : x
  2. Step 2: Convert to fraction form
    38,129.01/57,174.06 = 22,339.11/x
  3. Step 3: Cross multiply
    38,129.01x = 57,174.06 × 22,339.11
  4. Step 4: Simplify right side
    38,129.01x = 1,277,217,615.49
  5. Step 5: Solve for x
    x = 1,277,217,615.49/38,129.01
  6. Step 6: Final answer
    x = 33,497.27

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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.