Home / 75,530.24-113,123.02-36,115.24

Finding the Fourth Proportional to 75,530.24, 113,123.02 and 36,115.24

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Solution

The fourth proportional to 75,530.24, 113,123.02 and 36,115.24 is: 54,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,530.24 : 113,123.02 = 36,115.24 : x
  2. Step 2: Convert to fraction form
    75,530.24/113,123.02 = 36,115.24/x
  3. Step 3: Cross multiply
    75,530.24x = 113,123.02 × 36,115.24
  4. Step 4: Simplify right side
    75,530.24x = 4,085,465,016.82
  5. Step 5: Solve for x
    x = 4,085,465,016.82/75,530.24
  6. Step 6: Final answer
    x = 54,090.45

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