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Finding the Fourth Proportional to 196,749.48, 294,948.90 and 72,061.32

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Solution

The fourth proportional to 196,749.48, 294,948.90 and 72,061.32 is: 108,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,749.48 : 294,948.90 = 72,061.32 : x
  2. Step 2: Convert to fraction form
    196,749.48/294,948.90 = 72,061.32/x
  3. Step 3: Cross multiply
    196,749.48x = 294,948.90 × 72,061.32
  4. Step 4: Simplify right side
    196,749.48x = 21,254,407,066.55
  5. Step 5: Solve for x
    x = 21,254,407,066.55/196,749.48
  6. Step 6: Final answer
    x = 108,027.77

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