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Finding the Fourth Proportional to 136,595.48, 188,526.66 and 79,271.48

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Solution

The fourth proportional to 136,595.48, 188,526.66 and 79,271.48 is: 109,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,595.48 : 188,526.66 = 79,271.48 : x
  2. Step 2: Convert to fraction form
    136,595.48/188,526.66 = 79,271.48/x
  3. Step 3: Cross multiply
    136,595.48x = 188,526.66 × 79,271.48
  4. Step 4: Simplify right side
    136,595.48x = 14,944,787,357.66
  5. Step 5: Solve for x
    x = 14,944,787,357.66/136,595.48
  6. Step 6: Final answer
    x = 109,409.09

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