Home / 106,485.66-159,732.54-27,600.12

Finding the Fourth Proportional to 106,485.66, 159,732.54 and 27,600.12

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Solution

The fourth proportional to 106,485.66, 159,732.54 and 27,600.12 is: 41,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,485.66 : 159,732.54 = 27,600.12 : x
  2. Step 2: Convert to fraction form
    106,485.66/159,732.54 = 27,600.12/x
  3. Step 3: Cross multiply
    106,485.66x = 159,732.54 × 27,600.12
  4. Step 4: Simplify right side
    106,485.66x = 4,408,637,271.90
  5. Step 5: Solve for x
    x = 4,408,637,271.90/106,485.66
  6. Step 6: Final answer
    x = 41,401.23

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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.