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Finding the Fourth Proportional to 35,530.74, 49,038.84 and 21,191.49

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Solution

The fourth proportional to 35,530.74, 49,038.84 and 21,191.49 is: 29,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.74 : 49,038.84 = 21,191.49 : x
  2. Step 2: Convert to fraction form
    35,530.74/49,038.84 = 21,191.49/x
  3. Step 3: Cross multiply
    35,530.74x = 49,038.84 × 21,191.49
  4. Step 4: Simplify right side
    35,530.74x = 1,039,206,087.47
  5. Step 5: Solve for x
    x = 1,039,206,087.47/35,530.74
  6. Step 6: Final answer
    x = 29,248.08

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