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Finding the Fourth Proportional to 94,991.96, 142,536.54 and 38,873.54

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Solution

The fourth proportional to 94,991.96, 142,536.54 and 38,873.54 is: 58,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,991.96 : 142,536.54 = 38,873.54 : x
  2. Step 2: Convert to fraction form
    94,991.96/142,536.54 = 38,873.54/x
  3. Step 3: Cross multiply
    94,991.96x = 142,536.54 × 38,873.54
  4. Step 4: Simplify right side
    94,991.96x = 5,540,899,889.15
  5. Step 5: Solve for x
    x = 5,540,899,889.15/94,991.96
  6. Step 6: Final answer
    x = 58,330.20

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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.