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Finding the Fourth Proportional to 51,848.80, 77,686.80 and 48,738.40

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Solution

The fourth proportional to 51,848.80, 77,686.80 and 48,738.40 is: 73,026.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.80 : 77,686.80 = 48,738.40 : x
  2. Step 2: Convert to fraction form
    51,848.80/77,686.80 = 48,738.40/x
  3. Step 3: Cross multiply
    51,848.80x = 77,686.80 × 48,738.40
  4. Step 4: Simplify right side
    51,848.80x = 3,786,330,333.12
  5. Step 5: Solve for x
    x = 3,786,330,333.12/51,848.80
  6. Step 6: Final answer
    x = 73,026.38

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