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Finding the Fourth Proportional to 158,372.76, 237,228.56 and 94,991.88

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Solution

The fourth proportional to 158,372.76, 237,228.56 and 94,991.88 is: 142,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,372.76 : 237,228.56 = 94,991.88 : x
  2. Step 2: Convert to fraction form
    158,372.76/237,228.56 = 94,991.88/x
  3. Step 3: Cross multiply
    158,372.76x = 237,228.56 × 94,991.88
  4. Step 4: Simplify right side
    158,372.76x = 22,534,786,904.09
  5. Step 5: Solve for x
    x = 22,534,786,904.09/158,372.76
  6. Step 6: Final answer
    x = 142,289.54

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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.