Home / 83,036.24-123,911.60-74,175.92

Finding the Fourth Proportional to 83,036.24, 123,911.60 and 74,175.92

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Solution

The fourth proportional to 83,036.24, 123,911.60 and 74,175.92 is: 110,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,036.24 : 123,911.60 = 74,175.92 : x
  2. Step 2: Convert to fraction form
    83,036.24/123,911.60 = 74,175.92/x
  3. Step 3: Cross multiply
    83,036.24x = 123,911.60 × 74,175.92
  4. Step 4: Simplify right side
    83,036.24x = 9,191,255,938.23
  5. Step 5: Solve for x
    x = 9,191,255,938.23/83,036.24
  6. Step 6: Final answer
    x = 110,689.70

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