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Finding the Fourth Proportional to 32,685.53, 48,985.21 and 12,953.32

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Solution

The fourth proportional to 32,685.53, 48,985.21 and 12,953.32 is: 19,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685.53 : 48,985.21 = 12,953.32 : x
  2. Step 2: Convert to fraction form
    32,685.53/48,985.21 = 12,953.32/x
  3. Step 3: Cross multiply
    32,685.53x = 48,985.21 × 12,953.32
  4. Step 4: Simplify right side
    32,685.53x = 634,520,790.70
  5. Step 5: Solve for x
    x = 634,520,790.70/32,685.53
  6. Step 6: Final answer
    x = 19,412.90

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