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Finding the Fourth Proportional to 101,301.41, 151,958.60 and 38,971.91

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Solution

The fourth proportional to 101,301.41, 151,958.60 and 38,971.91 is: 58,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,301.41 : 151,958.60 = 38,971.91 : x
  2. Step 2: Convert to fraction form
    101,301.41/151,958.60 = 38,971.91/x
  3. Step 3: Cross multiply
    101,301.41x = 151,958.60 × 38,971.91
  4. Step 4: Simplify right side
    101,301.41x = 5,922,115,928.27
  5. Step 5: Solve for x
    x = 5,922,115,928.27/101,301.41
  6. Step 6: Final answer
    x = 58,460.35

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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.