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Finding the Fourth Proportional to 58,238.31, 87,295.15 and 30,130.05

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Solution

The fourth proportional to 58,238.31, 87,295.15 and 30,130.05 is: 45,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,238.31 : 87,295.15 = 30,130.05 : x
  2. Step 2: Convert to fraction form
    58,238.31/87,295.15 = 30,130.05/x
  3. Step 3: Cross multiply
    58,238.31x = 87,295.15 × 30,130.05
  4. Step 4: Simplify right side
    58,238.31x = 2,630,207,234.26
  5. Step 5: Solve for x
    x = 2,630,207,234.26/58,238.31
  6. Step 6: Final answer
    x = 45,162.84

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