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Finding the Fourth Proportional to 77,784.48, 116,658.96 and 37,802.16

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Solution

The fourth proportional to 77,784.48, 116,658.96 and 37,802.16 is: 56,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,784.48 : 116,658.96 = 37,802.16 : x
  2. Step 2: Convert to fraction form
    77,784.48/116,658.96 = 37,802.16/x
  3. Step 3: Cross multiply
    77,784.48x = 116,658.96 × 37,802.16
  4. Step 4: Simplify right side
    77,784.48x = 4,409,960,671.35
  5. Step 5: Solve for x
    x = 4,409,960,671.35/77,784.48
  6. Step 6: Final answer
    x = 56,694.61

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