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Finding the Fourth Proportional to 56,585.42, 84,878.62 and 17,145.62

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Solution

The fourth proportional to 56,585.42, 84,878.62 and 17,145.62 is: 25,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585.42 : 84,878.62 = 17,145.62 : x
  2. Step 2: Convert to fraction form
    56,585.42/84,878.62 = 17,145.62/x
  3. Step 3: Cross multiply
    56,585.42x = 84,878.62 × 17,145.62
  4. Step 4: Simplify right side
    56,585.42x = 1,455,296,564.64
  5. Step 5: Solve for x
    x = 1,455,296,564.64/56,585.42
  6. Step 6: Final answer
    x = 25,718.58

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