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Finding the Fourth Proportional to 160,614.72, 221,645.40 and 88,994.48

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Solution

The fourth proportional to 160,614.72, 221,645.40 and 88,994.48 is: 122,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,614.72 : 221,645.40 = 88,994.48 : x
  2. Step 2: Convert to fraction form
    160,614.72/221,645.40 = 88,994.48/x
  3. Step 3: Cross multiply
    160,614.72x = 221,645.40 × 88,994.48
  4. Step 4: Simplify right side
    160,614.72x = 19,725,217,117.39
  5. Step 5: Solve for x
    x = 19,725,217,117.39/160,614.72
  6. Step 6: Final answer
    x = 122,810.77

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