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Finding the Fourth Proportional to 64,070.19, 96,105.69 and 42,023.61

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Solution

The fourth proportional to 64,070.19, 96,105.69 and 42,023.61 is: 63,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,070.19 : 96,105.69 = 42,023.61 : x
  2. Step 2: Convert to fraction form
    64,070.19/96,105.69 = 42,023.61/x
  3. Step 3: Cross multiply
    64,070.19x = 96,105.69 × 42,023.61
  4. Step 4: Simplify right side
    64,070.19x = 4,038,708,035.34
  5. Step 5: Solve for x
    x = 4,038,708,035.34/64,070.19
  6. Step 6: Final answer
    x = 63,035.68

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