Home / 106,656.80-159,994.37-27,771.17

Finding the Fourth Proportional to 106,656.80, 159,994.37 and 27,771.17

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Solution

The fourth proportional to 106,656.80, 159,994.37 and 27,771.17 is: 41,659.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,656.80 : 159,994.37 = 27,771.17 : x
  2. Step 2: Convert to fraction form
    106,656.80/159,994.37 = 27,771.17/x
  3. Step 3: Cross multiply
    106,656.80x = 159,994.37 × 27,771.17
  4. Step 4: Simplify right side
    106,656.80x = 4,443,230,117.77
  5. Step 5: Solve for x
    x = 4,443,230,117.77/106,656.80
  6. Step 6: Final answer
    x = 41,659.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.