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Finding the Fourth Proportional to 91,307.04, 136,714.44 and 59,638.68

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Solution

The fourth proportional to 91,307.04, 136,714.44 and 59,638.68 is: 89,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,307.04 : 136,714.44 = 59,638.68 : x
  2. Step 2: Convert to fraction form
    91,307.04/136,714.44 = 59,638.68/x
  3. Step 3: Cross multiply
    91,307.04x = 136,714.44 × 59,638.68
  4. Step 4: Simplify right side
    91,307.04x = 8,153,468,738.54
  5. Step 5: Solve for x
    x = 8,153,468,738.54/91,307.04
  6. Step 6: Final answer
    x = 89,297.26

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