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Finding the Fourth Proportional to 157,723.20, 236,498.40 and 64,123.20

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Solution

The fourth proportional to 157,723.20, 236,498.40 and 64,123.20 is: 96,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,723.20 : 236,498.40 = 64,123.20 : x
  2. Step 2: Convert to fraction form
    157,723.20/236,498.40 = 64,123.20/x
  3. Step 3: Cross multiply
    157,723.20x = 236,498.40 × 64,123.20
  4. Step 4: Simplify right side
    157,723.20x = 15,165,034,202.88
  5. Step 5: Solve for x
    x = 15,165,034,202.88/157,723.20
  6. Step 6: Final answer
    x = 96,149.67

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