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Finding the Fourth Proportional to 32,609.72, 48,914.26 and 12,897.40

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Solution

The fourth proportional to 32,609.72, 48,914.26 and 12,897.40 is: 19,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,609.72 : 48,914.26 = 12,897.40 : x
  2. Step 2: Convert to fraction form
    32,609.72/48,914.26 = 12,897.40/x
  3. Step 3: Cross multiply
    32,609.72x = 48,914.26 × 12,897.40
  4. Step 4: Simplify right side
    32,609.72x = 630,866,776.92
  5. Step 5: Solve for x
    x = 630,866,776.92/32,609.72
  6. Step 6: Final answer
    x = 19,345.97

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