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Finding the Fourth Proportional to 58,294.76, 87,420.66 and 20,844.68

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Solution

The fourth proportional to 58,294.76, 87,420.66 and 20,844.68 is: 31,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,294.76 : 87,420.66 = 20,844.68 : x
  2. Step 2: Convert to fraction form
    58,294.76/87,420.66 = 20,844.68/x
  3. Step 3: Cross multiply
    58,294.76x = 87,420.66 × 20,844.68
  4. Step 4: Simplify right side
    58,294.76x = 1,822,255,683.09
  5. Step 5: Solve for x
    x = 1,822,255,683.09/58,294.76
  6. Step 6: Final answer
    x = 31,259.34

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