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Finding the Fourth Proportional to 32,415.76, 48,631.84 and 9,042.18

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Solution

The fourth proportional to 32,415.76, 48,631.84 and 9,042.18 is: 13,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.76 : 48,631.84 = 9,042.18 : x
  2. Step 2: Convert to fraction form
    32,415.76/48,631.84 = 9,042.18/x
  3. Step 3: Cross multiply
    32,415.76x = 48,631.84 × 9,042.18
  4. Step 4: Simplify right side
    32,415.76x = 439,737,851.01
  5. Step 5: Solve for x
    x = 439,737,851.01/32,415.76
  6. Step 6: Final answer
    x = 13,565.56

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