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Finding the Fourth Proportional to 75,674.32, 113,510.88 and 28,301.34

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Solution

The fourth proportional to 75,674.32, 113,510.88 and 28,301.34 is: 42,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,674.32 : 113,510.88 = 28,301.34 : x
  2. Step 2: Convert to fraction form
    75,674.32/113,510.88 = 28,301.34/x
  3. Step 3: Cross multiply
    75,674.32x = 113,510.88 × 28,301.34
  4. Step 4: Simplify right side
    75,674.32x = 3,212,510,008.58
  5. Step 5: Solve for x
    x = 3,212,510,008.58/75,674.32
  6. Step 6: Final answer
    x = 42,451.79

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