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Finding the Fourth Proportional to 46,712.43, 70,055.65 and 12,970.68

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Solution

The fourth proportional to 46,712.43, 70,055.65 and 12,970.68 is: 19,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,712.43 : 70,055.65 = 12,970.68 : x
  2. Step 2: Convert to fraction form
    46,712.43/70,055.65 = 12,970.68/x
  3. Step 3: Cross multiply
    46,712.43x = 70,055.65 × 12,970.68
  4. Step 4: Simplify right side
    46,712.43x = 908,669,418.34
  5. Step 5: Solve for x
    x = 908,669,418.34/46,712.43
  6. Step 6: Final answer
    x = 19,452.41

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