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Finding the Fourth Proportional to 60,158.04, 90,235.99 and 20,714.28

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Solution

The fourth proportional to 60,158.04, 90,235.99 and 20,714.28 is: 31,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,158.04 : 90,235.99 = 20,714.28 : x
  2. Step 2: Convert to fraction form
    60,158.04/90,235.99 = 20,714.28/x
  3. Step 3: Cross multiply
    60,158.04x = 90,235.99 × 20,714.28
  4. Step 4: Simplify right side
    60,158.04x = 1,869,173,562.94
  5. Step 5: Solve for x
    x = 1,869,173,562.94/60,158.04
  6. Step 6: Final answer
    x = 31,071.05

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