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Finding the Fourth Proportional to 72,373.62, 99,846.84 and 45,133.68

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Solution

The fourth proportional to 72,373.62, 99,846.84 and 45,133.68 is: 62,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,373.62 : 99,846.84 = 45,133.68 : x
  2. Step 2: Convert to fraction form
    72,373.62/99,846.84 = 45,133.68/x
  3. Step 3: Cross multiply
    72,373.62x = 99,846.84 × 45,133.68
  4. Step 4: Simplify right side
    72,373.62x = 4,506,455,325.57
  5. Step 5: Solve for x
    x = 4,506,455,325.57/72,373.62
  6. Step 6: Final answer
    x = 62,266.55

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