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Finding the Fourth Proportional to 83,414.34, 115,113.29 and 45,686.16

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Solution

The fourth proportional to 83,414.34, 115,113.29 and 45,686.16 is: 63,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,414.34 : 115,113.29 = 45,686.16 : x
  2. Step 2: Convert to fraction form
    83,414.34/115,113.29 = 45,686.16/x
  3. Step 3: Cross multiply
    83,414.34x = 115,113.29 × 45,686.16
  4. Step 4: Simplify right side
    83,414.34x = 5,259,083,956.64
  5. Step 5: Solve for x
    x = 5,259,083,956.64/83,414.34
  6. Step 6: Final answer
    x = 63,047.72

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