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Finding the Fourth Proportional to 13,465.86, 18,582.84 and 7,497.60

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Solution

The fourth proportional to 13,465.86, 18,582.84 and 7,497.60 is: 10,346.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.86 : 18,582.84 = 7,497.60 : x
  2. Step 2: Convert to fraction form
    13,465.86/18,582.84 = 7,497.60/x
  3. Step 3: Cross multiply
    13,465.86x = 18,582.84 × 7,497.60
  4. Step 4: Simplify right side
    13,465.86x = 139,326,701.18
  5. Step 5: Solve for x
    x = 139,326,701.18/13,465.86
  6. Step 6: Final answer
    x = 10,346.66

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